JS

Jun Sakai

Brother Kogyo: 49 patents #121 of 2,767Top 5%
TO Topcon: 13 patents #63 of 684Top 10%
PA Panasonic: 10 patents #2,582 of 21,108Top 15%
NE Nec: 10 patents #1,345 of 14,502Top 10%
Honda Motor Co.: 4 patents #5,328 of 21,052Top 30%
NC Nippon Zeon Co.: 4 patents #94 of 609Top 20%
HC Hitachi Powdered Metals Co.: 4 patents #32 of 246Top 15%
RI Riken: 3 patents #241 of 1,824Top 15%
HK Honda Giken Kogyo K.K.: 2 patents #39 of 311Top 15%
IC Ibiden Co.: 2 patents #335 of 730Top 50%
JS Jfe Steel: 2 patents #578 of 1,401Top 45%
AT Agency Of Industrial Science And Technology: 2 patents #293 of 1,778Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
EI Eit: 1 patents #3 of 10Top 30%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NK Nihon Kohden: 1 patents #238 of 467Top 55%
KC Kureha Chemical Industry Co.: 1 patents #91 of 215Top 45%
IH Ihi: 1 patents #624 of 1,178Top 55%
IC Ihara Chemical Industry Co.: 1 patents #166 of 263Top 65%
XI Xiroku: 1 patents #2 of 5Top 40%
LK Lenovo Innovations Limited (Hong Kong): 1 patents #28 of 133Top 25%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #12,562 of 4,157,543Top 1%
107
Patents All Time

Issued Patents All Time

Showing 101–107 of 107 patents

Patent #TitleCo-InventorsDate
4810614 Method of recording information on photosensitive and pressure-sensitive sheet utilizing mask original form Kazuo Sangyoji, Takemi Yamamoto, Tsugio Okamoto, Naoyuki Hatta, Yuji Asano +4 more 1989-03-07
4794425 Overhead projector with a copying device Kenji Sakakibara, Masanari Kobayashi 1988-12-27
4782002 Photo and pressure sensitive recording media Kuniyasu Makino 1988-11-01
4772922 Copying apparatus Hiroshi Kawahara, Masanori Kobayashi 1988-09-20
4772529 Method and product for photosensitive and pressure-sensitive recording 1988-09-20
4770971 Photosensitive and pressure-sensitive recording sheet 1988-09-13
4714943 Imaging device Kenji Sakakibara, Michitoshi Akao, Shigeyuki Hayashi 1987-12-22