TO

Tetsuya Ohba

FC Fuji Kiko Co.: 9 patents #11 of 208Top 6%
Ricoh Company: 9 patents #2,462 of 9,818Top 30%
HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
HS Hitachi Printing Solutions: 2 patents #23 of 99Top 25%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
MK Mitsubishi Kinzoku: 2 patents #51 of 280Top 20%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
FK Fujikikio Kabushiki Kaisha: 1 patents #1 of 8Top 15%
📍 Ibaraki, JP: #227 of 6,779 inventorsTop 4%
Overall (All Time): #136,509 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5842098 Fixing apparatus and fixing method for electrophotographic apparatus Hiroshi Ueno, Shuho Yokokawa, Kunitomo Takahashi, Sho Sawahata, Ken Onodera 1998-11-24
4961261 Roll for mill and method of making a roll for a mill Tatsuo Kojima, Tatsunori Kobayashi, Kouki Katou, Takashi Yatsuzuka, Koji Tanabe 1990-10-09
4817410 Roll for mill Takashi Yatsuzuka, Kouji Tanabe, Tatsuo Kojima, Tatsunobu Kobayashi, Kouki Katou 1989-04-04