KO

Kazuhiko Ohta

TI Takeda Chemical Industries: 6 patents #196 of 1,420Top 15%
TC Toppan Printing Co.: 4 patents #201 of 1,467Top 15%
NC Nippon Petrochemicals, Co.: 2 patents #116 of 359Top 35%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Ikeda, JP: #54 of 425 inventorsTop 15%
Overall (All Time): #446,384 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11561051 Heat sink, board module, transmission device, and method of manufacturing the heat sink Yuji Shioya, Mitsuru Etou, Tomoyuki Hongoh, Ryo Matsumoto 2023-01-24
6136414 Embossed sheet and a method of producing a laminate including that sheet Tetsuo Aizawa, Masahiro Yamazoe, Ikuma Nishimura, Toshio Inoue, Tokuhito Suzuki 2000-10-24
5928762 Laminate of a base material and an embossed sheet Tetsuo Aizawa, Masahiro Yamazoe, Ikuma Nishimura, Toshio Inoue, Tokuhito Suzuki 1999-07-27
RE34414 Physiologically active substance P-23924, its production and use Hisayoshi Okazaki, Takenori Ishimaru 1993-10-19
5156962 Process for producing carboxylic acid esters using carboxyesterase and an anhydride in organic solvent Takashi Suzuki, Fumio Kikumoto 1992-10-20
4971854 Transfer sheet and method for preparation of thermosetting resin decorative material Eiji Hinishi 1990-11-20
4569943 Physiologically active substance P-23924, its production and use Hisayoshi Okazaki, Takenori Ishimaru 1986-02-11
4535155 Method for separating cephalosporins Kiyoshi Nara, Kazuyoshi Katamoto 1985-08-13
4396448 Decorative laminate and a manufacturing method therefor Akira Yoshikawa 1983-08-02
4374981 Ultrafiltration of fermentation broth containing nucleosides to separate inosine and guanosine from the broth Masahiko Tsuda, Kiyoshi Nara 1983-02-22
4260599 Antifibrotic substance P-1894B Hisayoshi Okazaki, Tsuneo Kanamaru 1981-04-07