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

Ryosuke Ozaki — 7 Patents

Panasonic: 5 patents #5,184 of 21,108Top 25%
PIPiolax: 1 patents #85 of 198Top 45%
TOToa: 1 patents #27 of 65Top 45%
Yokohama, JP: #13,421 of 49,234 inventorsTop 30%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Ryosuke Ozaki has been granted 7 US patents while listed as an inventor at Panasonic. The first was granted in 2015 and the most recent in April 2025. Ryosuke Ozaki ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Ryosuke Ozaki in Yokohama, JP.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 2 patents in 2015.peak 22015: 2 patents20152017: 1 patents20172019: 1 patents20192021: 1 patents20212024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12264694 Fastener 2025-04-01
12170872 Public address system Kazuma ASADA 2024-12-17
11139133 Contact device, electromagnetic relay and electrical device Shinya Kimoto, Kazuhiro Kodama, Seiya SAKAGUCHI, Yasutaka Hieda, Masahiro Ito +1 more 2021-10-05
10269517 Contact device, electromagnetic relay using the same, and method for manufacturing contact device Hideki Enomoto 2019-04-23
9640355 Contact apparatus Hideki Enomoto, Ritsu Yamamoto, Yoshihisa Fukuda, Yohji Ikeda 2017-05-02
9087655 Contact device Hideki Enomoto, Ritu Yamamoto, Yoshihisa Fukuda, Yoji Ikeda 2015-07-21
9059523 Contact apparatus Hideki Enomoto, Ritu Yamamoto, Yoshihisa Fukuda, Yoji Ikeda 2015-06-16