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

Katsuya Hirakawa

DC Daiwa Kasei Industry Co.: 2 patents #2 of 9Top 25%
DK Daiwa Kasei Kogyo: 1 patents #1 of 6Top 20%
TO Toyota: 1 patents #1,126 of 3,229Top 35%
📍 Okazaki, JP: #8 of 18 inventorsTop 45%
Overall (2025): #56,386 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12397978 Cable tie Toshio Iwahara, Satoshi Tsurumi, Makoto Kato, Itsuo WAKABAYASHI, Atsushi Takenaka 2025-08-26
12391195 Fixing member and fixing structure Toshio Iwahara, Makoto Kato, Toshinori MURAMOTO 2025-08-19
12356563 Electronic control component bracket Makoto Kato, Yasuto Kojo 2025-07-08