YS

Yasuo Sakai

SI Sumitomo Rubber Industries: 9 patents #235 of 1,637Top 15%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
IH Ihi: 4 patents #212 of 1,178Top 20%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
SW Sumitomo (Sei) Steel Wire: 3 patents #6 of 43Top 15%
SO Sony: 2 patents #12,963 of 25,231Top 55%
NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
NE Nec Home Electronics: 1 patents #33 of 106Top 35%
SC Sumitomo Electric Tochigi Co.: 1 patents #12 of 16Top 75%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
KU Kanazawa Medical University: 1 patents #7 of 26Top 30%
KC Kakenyaku Kako Co.: 1 patents #6 of 28Top 25%
TK Toshiba Kikai: 1 patents #381 of 713Top 55%
DC Daiichi Pure Chemicals Co.: 1 patents #50 of 117Top 45%
📍 Rifu, JP: #92 of 2,101 inventorsTop 5%
Overall (All Time): #119,241 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
4882987 Attaching device in a spring-charged dot printer Morihito Wada 1989-11-28
4845612 Apparatus for accessing a memory which has dedicated areas for separately storing addresses and character string data Nobuteru Asai 1989-07-04
4779223 Display apparatus having an image memory controller utilizing a barrel shifter and a mask controller preparing data to be written into an image memory Nobuteru Asai, Tadashi Kuwabara 1988-10-18
4680274 Particles for inhibiting non-specific immunoreaction Miyoshi Hirata 1987-07-14
4382953 Ophthalmic solution for intraocular pressure reduction Yukihisa Ishii, Takao Goto, Kiyoshi Masuda 1983-05-10
4218850 Cambering devices of roll grinding lathes Kazuo Nagashima, Harukatsu Goto 1980-08-26