Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
AS

Ayaka SHINDO

SI Sumitomo Rubber Industries: 2 patents #28 of 168Top 20%
Overall (2025): #139,734 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12220616 Golf ball Takahiro Shigemitsu, Kazuyoshi Shiga, Toshiyuki Tarao, Takanobu Kawamura 2025-02-11
12202954 Rubber composition and crosslinked rubber molded product Takumi Kaneko, Hiroshi Tadaoka, Kazuyoshi Shiga 2025-01-21