HY

Hiroyoshi Yamamoto

DE Denso: 18 patents #512 of 11,792Top 5%
SC Sanyo Electric Co.: 9 patents #569 of 6,347Top 9%
SP Sakura Color Products: 8 patents #9 of 115Top 8%
HS Hitachi High-Tech Science: 5 patents #34 of 167Top 25%
SI Seiko Instruments: 5 patents #328 of 1,437Top 25%
SN Sii Nanotechnology: 5 patents #29 of 157Top 20%
JM Jx Nippon Mining & Metals: 3 patents #84 of 262Top 35%
YA Yazaki: 2 patents #1,574 of 3,427Top 50%
SE Seiko Instruments & Electronics: 2 patents #33 of 164Top 25%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
UA United Kingdom Atomic Energy Authority: 1 patents #117 of 350Top 35%
JM Jx Metals: 1 patents #22 of 59Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
JM Jx Advanced Metals: 1 patents #9 of 53Top 20%
📍 Ibaraki, JP: #56 of 6,779 inventorsTop 1%
Overall (All Time): #37,480 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 51–61 of 61 patents

Patent #TitleCo-InventorsDate
6332728 Ball for ball-point pen Tadaaki Ito, Yasunori Nakatani, Atsushi Ito 2001-12-25
5423514 Alignment assembly for aligning a spring element with a laser beam in a probe microscope Shigeru Wakiyama, Masatoshi Yasutake 1995-06-13
5406833 Atomic force microscope 1995-04-18
5203913 Erasable aqueous ink composition Shingo Uzukawa 1993-04-20
4911571 Device for preventing drying of ink in writing instrument Shigeyasu Inoue, Tatsuya Ozu 1990-03-27
4904040 Optical waveguide coupler for monitoring Toshiharu Takesue 1990-02-27
4884859 Optical attenuator and manufacturing method for making same Toshiharu Takesue, Naoki Kawawada 1989-12-05
4863240 Apparatus for actuating objective lens Atsunobu Nakajima, Seiji Hoshi, Chikara Miyata, Ikuo Nanno, Shigeru Inagaki +1 more 1989-09-05
4790628 Apparatus for actuating objective lens Ikuo Nanno, Atsunobu Nakajima, Seiji Hoshi 1988-12-13
4740711 Pipeline built-in electric power generating set Shoji Sato, Yoshihiko Okuyama 1988-04-26
4545818 Aqueous ink compositions for ball-point pens Shigeyasu Inoue 1985-10-08