1,2. P. Lupini, D.J. Shpak, and B. Gibson, Targeted Vocal Transformation, U.S. patent 6,336,092 granted Jan 2002, European Patent EP0979503 granted Feb. 2000.

3. C. Jubien, C. Lakoumentas, B. Roden, D. Shpak, J. Sondermeyer, Method and Apparatus for Automatic Volume Control in an Audio System, U.S. patent 6,868,162 granted March 2005.

4. D. Shpak, Apparatus for the Wireless Monitoring of Linear Heat Detection Systems for Storage Tank Roofs, U.S. patent 8,648,711 granted Feb. 2014.

5,6. N. Tzonev, D. Shpak, D. Sime and K. Gans, Apparatus for the Monitoring of Floating Roof Position for Storage Tank Roofs, U.S. patent 8,776,596 granted July, 2014; Canada Patent 2,754,192 granted Jan. 2017.

7,8. N. Tzonev and D. Shpak, Apparatus for the Wireless Remote Monitoring of Covered Floating Storage Tank Roofs, Canada patent 2,738,205 granted Feb. 2014; US patent 8,800,395 granted August, 2014.

9,10. N. Tzonev and D. Shpak, Apparatus for the Wireless Remote Monitoring of Storage Tank Roofs, US patent 8,820,182 granted Sept. 2014; Canada Patent 2,719,431 granted Jan. 2015.

11,12. N. Tzonev, D. Shpak, and D. Sime, Cable Assembly for Providing Power through Inductive Coupling, US patent 9,544,023 granted Nov. 2016. Canada Patent 2,845,350 granted Dec. 2018.

13. A. Bains and D. Shpak, Polymer Absorption Sensor having Low Cross-Sensitivity, U.S. Patent Application 15/947058, U.S. Patent 10,720,262 granted April 2020.

1. D.J. Shpak and A. Omran, Capacity re-use in data communication networks. US Provisional Patent Application 60/279,101, March 2001. International PCT/US01/41708, Aug. 2001. US Patent Application 20040105453, Filed Sept., 2003.

2. G.A. May, A. Omran, D. Shpak and P.-C. Tang, Routing packets in frame-based data communication networks. US Provisional Application 10/487,552 Aug. 2001. International Application PCT/US2001/026004. US Patent Application 20040252688, Filed Feb., 2004.

3. P.-C Tang, D.J. Shpak, S.-C. Lin, Method and Apparatus for a Hierarchical Switched Network System. US Provisional Application 60/384,214 May 2002. International Application PCT/US2003/016637, May 2003.

4. N. Tzonev and D. Shpak, Apparatus for the Wireless Remote Monitoring of Storage Tank Roofs. US Provisional Patent Application 61/072,347, March, 2008. International PCT WO/2009/121169, Oct. 2009. National Phase Filings: Canada 2,719,431; EU 09728561.3 Oct. 2010.

5. N. Tzonev and D. Shpak, Apparatus for the Wireless Remote Monitoring of Covered Floating Storage Tank Roofs. US Provisional Patent Application 61/194,005, Sep., 2008. International PCT/IB2009/054117, Sep. 2009. US Patent Application 20110174399, July 2011.

6. N. Tzonev, D. Shpak, D. Sime and K. Gans, Apparatus for the Monitoring of Floating Roof Position for Storage Tank Roofs, US Provisional Patent Application 13/247,803 Sep. 2011. US Patent Application 20120073367, March 2012.

7. D. Shpak, Apparatus for the Wireless Monitoring of Linear Heat Detection Systems for Storage Tank Roofs, US Provisional Patent Application 13/378498 July 2010. International PCT/IB2010/05310 Dec. 2011. US Patent Application 20120098658 April 2012.

8. N. Tzonev, D. Shpak, and K. Gans, Multi-Sensor Wireless Gas Monitoring System for Petrochemical Storage Facilities. US Provisional Patent Application US 61/482,957, May, 2011, International WO 2012150516A1, Nov. 2012 .

8. N. Tzonev and D. Shpak, Visual Monitoring System for Covered Storage Tanks. US Provisional Patent Application 61/717,436, Oct., 2012. National Phase Filings: Canada 2,830,402; US 20140111642 April 2014.

9. N. Tzonev, D. Shpak, and D. Sime, Cable Assembly for Providing Power Through Inductive Coupling, US Provisional Patent Application US 61/804,187, Mar., 2013. National Phase Filings: Canada 2,845,350; US 14/221,521; Mar. 2014.

10. A. Bains and D. Shpak, Polymer Absorption Sensor having Low Cross-Sensitivity, U.S. Provisional Patent Application 62/484,129, April, 2017. U.S. Patent Application 15/947058, April 2018. Canada Application 3,000,385, May 2018.