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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RC

Robert Keith Cross — 3 Patents

Delphi Technologies: 1 patents #2,130 of 4,124Top 55%
LLLucas Industries Public Limited: 1 patents #218 of 571Top 40%
LLLucas Industries Limited: 1 patents #219 of 499Top 45%
Leatherhead, GB: #169 of 776 inventorsTop 25%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert Keith Cross has been granted 3 US patents while listed as an inventor at Delphi Technologies. The first was granted in 1992 and the most recent in January 2003. Robert Keith Cross ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert Keith Cross in Leatherhead, GB.

Patents per Year

Patents granted per year, 1992 to 2003Bar chart with a peak of 1 patents in 1992.peak 11992: 1 patents19922001: 1 patents20012003: 1 patents2003

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6502555 Fuel injector Anthony Thomas Harcombe 2003-01-07 $5,468,000
6264116 Fuel injector Anthony Thomas Harcombe 2001-07-24
5172887 Fluid control valve Ronald Phillips, Lukhbir Panesar 1992-12-22