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

Kuniyasu Harigai — 1 Patent

Pioneer: 1 patents #1,107 of 1,730Top 65%
Saitama, JP: #6,779 of 10,685 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Kuniyasu Harigai has been granted 1 US patent while listed as an inventor at Pioneer. All of these patents were granted in 2002. Kuniyasu Harigai ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Kuniyasu Harigai in Saitama, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6501719 Recording medium reproducing apparatus Atsushi HADA, Akira Shimizu, Masayuki Kimura 2002-12-31 $25,000