MS

Masakazu Sugiyama

AC Ajinomoto Co.: 33 patents #13 of 2,190Top 1%
Sharp Kabushiki Kaisha: 15 patents #1,103 of 10,731Top 15%
TT The University Of Tokyo: 11 patents #51 of 2,633Top 2%
SC Stanley Electric Co.: 6 patents #112 of 1,072Top 15%
SM Smc: 2 patents #375 of 737Top 55%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
CP Chugai Pharmaceutical: 1 patents #730 of 1,238Top 60%
FU Fujikura: 1 patents #788 of 1,407Top 60%
CH Chiyoda: 1 patents #141 of 358Top 40%
NI Nissan Chemical Industries: 1 patents #655 of 1,150Top 60%
RI Riken: 1 patents #679 of 1,824Top 40%
📍 Bunkyo, NJ: #1 of 1 inventorsTop 100%
Overall (All Time): #35,891 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 51–63 of 63 patents

Patent #TitleCo-InventorsDate
D321346 Combined projection screen and speakers 1991-11-05
D319230 Cabinet with screen 1991-08-20
D301879 Facsimile Yoshihisa Ooie 1989-06-27
D298636 Typewriter 1988-11-22
D287734 Typewriter Yoshihisa Ooie 1987-01-13
D287138 Typewriter Kunio Akiyama 1986-12-09
D285523 Electro-magnetic induction heater Isao Ayukawa, Hiroshi Fujii, Wataru Iwahashi 1986-09-09
D285568 Printer Atsuhiko Tokunaga 1986-09-09
D281138 Microwave oven Hiroshi Fujii, Hiroshi Moritani, Wataru Iwahashi 1985-10-29
D281139 Microwave oven Hiroshi Fujii, Hiroshi Moritani, Wataru Iwahashi 1985-10-29
D272509 Electronic cooking apparatus Yoshitsugu Hirose 1984-02-07
D270224 Microwave oven Yoshitsugu Hirose, Hiroshi Fujii 1983-08-23
D268083 Microwave oven Yoshitsugu Hirose, Hiroshi Moritani 1983-03-01