TK

Tatsuo Kojima

Canon: 14 patents #4,747 of 19,416Top 25%
MK Mitsubishi Kinzoku: 2 patents #51 of 280Top 20%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
MM Mitsubishi Metal: 1 patents #45 of 150Top 30%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #260,879 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
D325743 Printing head for printer Masaaki Sakai 1992-04-28
D319818 Information storage and retrieval unit Takashi Yomo 1991-09-10
D317173 Envelope supply tray for printer Takashi Yomo 1991-05-28
D315360 Printer for computer Hiroyuki Tokuda, Masaaki Sakai 1991-03-12
D315361 Printer for computer Hiroyuki Tokuda 1991-03-12
4961261 Roll for mill and method of making a roll for a mill Tatsunori Kobayashi, Kouki Katou, Tetsuya Ohba, Takashi Yatsuzuka, Koji Tanabe 1990-10-09
D308221 Laser beam printer 1990-05-29
D307764 Printer 1990-05-08
D304951 Microfilm reader printer 1989-12-05
D302560 Microfilm reader printer 1989-08-01
4817410 Roll for mill Takashi Yatsuzuka, Tetsuya Ohba, Kouji Tanabe, Tatsunobu Kobayashi, Kouki Katou 1989-04-04
D294033 Reader printer for microfilm 1988-02-02
D291321 Microfilm scanner 1987-08-11
D288333 Microfilm reader printer 1987-02-17
D288330 Microfilm reader 1987-02-17
D287730 Laser beam printer Takashi Yomo 1987-01-13
4436006 Method for cutting lead wires Hiromichi Nakamura, Haruya Urano, Mitsunao Sekiwa 1984-03-13
4196324 Rotary switch Kiminori Yamauchi 1980-04-01