KK

Kazunori Kawahara

OT Otics: 5 patents #12 of 78Top 20%
MI Mitsui Toatsu Chemicals, Incorporated: 3 patents #456 of 1,543Top 30%
MC Maftec Co.: 2 patents #4 of 10Top 40%
Kubota: 1 patents #1,212 of 2,059Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
📍 Nishio, JP: #57 of 363 inventorsTop 20%
Overall (All Time): #492,247 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12168841 Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus Yusuke Kimura, Hirokazu Morita 2024-12-17
12110622 Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus Yusuke Kimura, Hirokazu Morita, Masanobu Yomogida, Hiromitsu Tsutsui 2024-10-08
10794236 Tappet Masayasu Takami 2020-10-06
9283606 Method of manufacturing supporting structure, swaging jig for use therein and the supporting structure Hideki Oka, Hiroki Fujii, Haruyasu Tanaka 2016-03-15
8844488 Lubrication structure for rocker arm 2014-09-30
8757118 Shim for valve drive mechanism, and valve drive mechanism Masateru Kishi 2014-06-24
8100792 Hydraulic auto-tensioner Yasuyuki Uchida, Yuji Kato, Takayoshi Ota, Hiroyuki Kawara 2012-01-24
5198579 Catalyst for oxidizing methacrolein and method for preparing methacrylic acid Tadatoshi Honda, Nobuhiko Horiuchi, Jun Kitagawa, Masami Murakami, Hirofumi Io 1993-03-30
5144090 Method for preparing acrolein or methacrolein Tadatoshi Honda, Tokio Nagayama, Nobuhiko Horiuchi, Jun Kitagawa, Masami Murakami 1992-09-01
5093292 Chromium oxide catalyst impregnation regeneration method Yukihiro Yoshikawa, Tooru Hihara, Kunihiro Yamada, Shinji Takenaka, Jun Kitagawa 1992-03-03