Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert G. Walker — 27 Patents

IPIndustra Products: 7 patents #1 of 6Top 20%
BPBookham Technology, Plc: 5 patents #8 of 189Top 5%
ILIsotek Microwave Limited: 1 patents #6 of 6Top 100%
JDJoalto Design: 1 patents #6 of 8Top 75%
KRKraft: 1 patents #30 of 88Top 35%
OLOclaro Technology Limited: 1 patents #21 of 77Top 30%
PLPlessey Overseas Limited: 1 patents #89 of 263Top 35%
STStatomat-Globe: 1 patents #2 of 7Top 30%
TATennesee Valley Authority: 1 patents #61 of 136Top 45%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
WIWhitesell International: 1 patents #14 of 19Top 75%
GEGec-Marconi: 1 patents #45 of 186Top 25%
Augusta, GA: #2 of 337 inventorsTop 1%
Georgia: #893 of 35,610 inventorsTop 3%
Overall (All Time): #142,059 of 4,157,543Top 4%
27 Patents All Time
Robert G. Walker has been granted 27 US patents while listed as an inventor at Industra Products. The first was granted in 1980 and the most recent in November 2021. Robert G. Walker ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Robert G. Walker in Augusta, GA, US.

Patents per Year

Patents granted per year, 1980 to 2021Bar chart with a peak of 4 patents in 2007.peak 41980: 1 patents19801981: 1 patents1984: 3 patents19841985: 1 patents1986: 2 patents19861987: 1 patents1988: 2 patents19881990: 1 patents1992: 1 patents19921998: 1 patents1999: 1 patents19992001: 1 patents2006: 2 patents20062007: 4 patents2010: 1 patents20102012: 2 patents2017: 1 patents20172021: 1 patents2021

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11175459 Optical waveguide crosspoint 2021-11-16
9783157 Seatbelt buckle system 2017-10-10
8295315 Tunable laser Andrew John Ward, David James Robbins, Douglas Charles John Reid, Guy Towlson 2012-10-23 $923,000
8186920 Clinch element and method and apparatus for attaching a clinch element to a panel David Shuart, John M. Parker 2012-05-29
7797803 Seat belt buckle Margo B. Falb, Harris B. Falb, Calvin Bentsen 2010-09-21
7204932 Polarization rotators Robert Johnstone, Robert Griffin 2007-04-17 $1,443,000
7184207 Semiconductor optical device Kelvin Prosyk 2007-02-27 $3,025,000
7178208 Seat belt with magnetically seated buckle and automatic release Calvin Bentsen 2007-02-20
7174080 Guided wave spatial filter 2007-02-06 $908,000
7082237 Optical modulators operated in parallel push-pull mode Andrew Cannon Carter 2006-07-25 $2,573,000
7035486 Photonic integrated device Robert Griffin, Robert Johnstone 2006-04-25 $1,799,000
6308986 Restraint belt presenter John A. Townsend, John E. Campbell, Mohamed El-Sayed, Arthur L. Guertin, Michael Kaczmar 2001-10-30
5953926 Heating, cooling, and dehumidifying system with energy recovery William E. Dressler, Lane D. Brown, Michael J. Housh 1999-09-21
D399914 Paintball gun trigger 1998-10-20
5082341 Integrated optical device with zero-gap and well-spaced regions 1992-01-21
4979790 Guided-wave optical wavelength duplexer 1990-12-25
4792457 Method for manufacturing individually wrapped meat slices Miro A. Brna, Charles Kukla 1988-12-20
4739807 Apparatus and method for forming and inserting wave windings into a dynamoelectric machine stator core 1988-04-26 $1,167,000
4698865 Contour bed sheet 1987-10-13
4617972 Method and apparatus for winding and inserting coils in a dynamoelectric machine stator core 1986-10-21
4566180 Method and apparatus for placing coils and intermediate insulators in cores Keith A. Witwer 1986-01-28
4495692 Coil placing machine with readily convertible wedge making arrangement 1985-01-29
4489764 Arrangement for forming and transferring coils for subsequent insertion into a slotted magnetic core 1984-12-25
4486947 Apparatus for coils in lengthy cores 1984-12-11
4432400 Coil insertion method and apparatus using non-parallel blade gaps 1984-02-21