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

Jun Okawa — 4 Patents

AGAgc: 2 patents #337 of 954Top 40%
ACAsahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
KAKajima: 1 patents #125 of 383Top 35%
Tokyo, JP: #30,468 of 90,295 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Jun Okawa has been granted 4 US patents while listed as an inventor at Agc. The first was granted in 1997 and the most recent in July 2021. Jun Okawa ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Jun Okawa in Tokyo, JP.

Patents per Year

Patents granted per year, 1997 to 2021Bar chart with a peak of 1 patents in 1997.peak 11997: 1 patents19972016: 1 patents20162019: 1 patents20192021: 1 patents2021

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11065943 Vehicle windshield and vehicle component using same Tetsuji Irie, Nana Sato, Hideyuki Saito, Akio Nagata 2021-07-20
10507709 Vehicle windshield and vehicle component using same Tetsuji Irie, Nana Sato, Hideyuki Saito, Akio Nagata 2019-12-17
9296649 Process for producing laminate, and laminate Kazuya Yaoita 2016-03-29
5671569 Seismic response controlled frame of bending deformation control type Takuji Kobori, Yukihiro Omika, Masayuki Nagata, Yukimasa Yamamoto 1997-09-30