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

Koukichi Okada — 1 Patent

TETeac: 1 patents #255 of 440Top 60%
Kawasaki, JP: #10,242 of 15,035 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Koukichi Okada has been granted 1 US patent while listed as an inventor at Teac. All of these patents were granted in 1997. Koukichi Okada ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Koukichi Okada in Kawasaki, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5648693 Disk driving motor with low noise lead wire arrangement for frequency generator Noriyuki Katoh, Takahiro Sakaguchi 1997-07-15