Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David C. Berg — 4 Patents

GE: 4 patents #8,262 of 36,430Top 25%
San Jose, CA: #12,472 of 32,062 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
David C. Berg has been granted 4 US patents while listed as an inventor at GE. The first was granted in 1992 and the most recent in October 1996. David C. Berg ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list David C. Berg in San Jose, CA, US.

Patents per Year

Patents granted per year, 1992 to 1996Bar chart with a peak of 1 patents in 1992.peak 11992: 1 patents19921993: 1 patents19931995: 1 patents19951996: 1 patents1996

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5568527 Method and apparatus for remote ultrasonic inspection of core spray T-box welds David L. Richardson, James C. S. Tung 1996-10-22 $23,388,000
5460045 Ultrasonic probes for inspection of reactor pressure vessel bottom head and weld buildup thereon Jack P. Clark, Balasubramanian S. Kowdley, James C. S. Tung 1995-10-24 $33,392,000
5272734 Repair of incore housings using ultrasonic examinations Jack P. Clark, Balasubramanian S. Kowdley, James C. S. Tung 1993-12-21 $10,282,000
5145637 Incore housing examination system David L. Richardson, Balasubramanian S. Kowdley, Jack T. Matsumoto, Thurman D. Smith, Jack P. Clark 1992-09-08 $13,255,000