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

Oliver J. Calder — 8 Patents

UNUnknown: 5 patents #3,065 of 83,584Top 4%
ASAsm: 1 patents #5 of 14Top 40%
Orange, CA: #144 of 1,105 inventorsTop 15%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Oliver J. Calder has been granted 8 US patents while listed as an inventor at Unknown. The first was granted in 1984 and the most recent in May 1989. Oliver J. Calder ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Oliver J. Calder in Orange, CA, US.

Patents per Year

Patents granted per year, 1984 to 1989Bar chart with a peak of 3 patents in 1984.peak 31984: 3 patents19841985: 1 patents19851987: 1 patents19871988: 2 patents19881989: 1 patents1989

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4830281 Spray tip with seal ejector 1989-05-16
4757947 Spray tip with improved turret seal 1988-07-19
4736892 Self-aligning spray tip 1988-04-12
4715537 Spray tip 1987-12-29
4537355 Spray tip 1985-08-27
4484707 Spray tip 1984-11-27
4483481 Spray tip 1984-11-20
4465236 Adjustable spray nozzle 1984-08-14