KF

Kazuhisa Fujiwara

Honda Motor Co.: 9 patents #2,356 of 21,052Top 15%
MC Mitsui Mining & Smelting Co.: 3 patents #195 of 838Top 25%
NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
📍 Wako, OH: #10 of 34 inventorsTop 30%
Overall (All Time): #333,035 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12278538 Electric power unit and working machine Hiroshi Mizuguchi, Nobuyuki Kaneko, Naoki Matsunaga, Toru Yuki, Shota Shimotani +1 more 2025-04-15
11967887 Motor apparatus, electric power unit, and working machine Naoki Matsunaga, Hiroshi Mizuguchi 2024-04-23
11527938 Electric unit including a motor, control unit, cooling fan, and a casing, and an operating machine equipped with the electric unit 2022-12-13
11478964 Mold, system and method for manufacturing a molded part Chad Wojniak, Kaoru Tokita, Takeshi Kuriyama, Atsushi Ban, Naoki Yoshimura 2022-10-25
10967547 Mold, system and method for manufacturing a molded part Chad Wojniak, Kaoru Tokita, Takeshi Kuriyama, Atsushi Ban, Naoki Yoshimura 2021-04-06
9840034 Mold for vehicle bumper fascia and associated molding technique Rikiya Suwa, Chad Wojniak, Takashi Abe, Youhei Mizukami 2017-12-12
9561607 Mold for vehicle bumper fascia and associated molding technique Rikiya Suwa, Chad Wojniak, Takashi Abe, Youhei Mizukami 2017-02-07
9255304 Cooling system and cooling method of rolling steel Seiji Sugiyama, Tatsuya Yamanokuchi, Takeshi Kimura, Mitsugu Kajiwara, Takuya Sato 2016-02-09
8715565 Cooling system and cooling method of rolling steel Seiji Sugiyama, Tatsuya Yamanokuchi, Takeshi Kimura, Mitsugu Kajiwara, Takuya Sato 2014-05-06
8215947 Molding die Takashi Kato, Takuya Eto, Takashi Nagata, Tomoyuki Ishiyama 2012-07-10
8146571 Gas engine and gas-engine-mounted working machine Takeshi Ishikawa 2012-04-03
6579568 Copper foil for printed wiring board having excellent chemical resistance and heat resistance Hiroshi Tan, Mitsuo Fujii, Masanobu Tsushima 2003-06-17
6478247 Method for winding copper foil on core tube Naotomi Takahashi 2002-11-12
6329074 Copper foil for printed wiring board having excellent chemical resistance and heat resistance Hiroshi Tan, Mitsuo Fujii, Masanobu Tsushima 2001-12-11