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

John A. Trail — 3 Patents

COCoherent: 3 patents #89 of 402Top 25%
Menlo Park, CA: #1,793 of 3,774 inventorsTop 50%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
John A. Trail has been granted 3 US patents while listed as an inventor at Coherent. The first was granted in 1996 and the most recent in August 1998. John A. Trail ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list John A. Trail in Menlo Park, CA, US.

Patents per Year

Patents granted per year, 1996 to 1998Bar chart with a peak of 1 patents in 1996.peak 11996: 1 patents19961997: 1 patents19971998: 1 patents1998

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5798877 Optical system for improving the symmetry of the beam emitted from a broad area laser diode John L. Nightingale, John K. Johnson 1998-08-25 $2,850,000
5636069 Optical system for improving the symmetry of the beam emitted from a broad area laser diode John L. Nightingale, John K. Johnson 1997-06-03 $2,288,000
5557475 Optical system for improving the symmetry of the beam emitted from a broad area laser diode John L. Nightingale, John K. Johnson 1996-09-17 $4,883,000