YH

Yoshio Hasegawa

TO Toyota: 56 patents #141 of 26,838Top 1%
TM The Foundation: The Research Institute For Special Inorganic Materials: 13 patents #1 of 17Top 6%
UI Ube Industries: 9 patents #110 of 1,686Top 7%
SU Subaru: 9 patents #60 of 1,684Top 4%
JI Japan Atomic Energy Research Institute: 4 patents #34 of 609Top 6%
NC Nippon Carbon Co.: 2 patents #13 of 58Top 25%
AC Aisin Aw Co.: 2 patents #784 of 2,011Top 40%
NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
SO Sony: 2 patents #12,963 of 25,231Top 55%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
YC Yuasa Battery Co.: 1 patents #32 of 88Top 40%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
AI Aisin: 1 patents #310 of 1,000Top 35%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
DS Daini Seikosha: 1 patents #64 of 155Top 45%
KC Kaken Co.: 1 patents #3 of 30Top 10%
KC Kayaba Industry Co.: 1 patents #133 of 326Top 45%
KC Kurosaki Refractories Co.: 1 patents #25 of 74Top 35%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
📍 Chiryu, JP: #2 of 557 inventorsTop 1%
Overall (All Time): #17,377 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 76–91 of 91 patents

Patent #TitleCo-InventorsDate
4556526 Process for production of sintered ceramic body Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1985-12-03
4515742 Continuous inorganic fibers and process for production thereof Seishi Yajima, Akiko Noda, Kiyohito Okamura, Takemi Yamaura 1985-05-07
4455414 Process for producing an organometallic copolymer Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1984-06-19
4399232 Continuous inorganic fibers and process for production thereof Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1983-08-16
4359559 Novel polymetallocarbosilane, and process for its production Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1982-11-16
4347347 Crosslinked organometallic block copolymers and process for production thereof Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1982-08-31
4342712 Process for producing continuous inorganic fibers Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1982-08-03
4336215 Sintered ceramic body and process for production thereof Seishi Yajima, Kiyohito Okamura, Takemi Yamamura 1982-06-22
4283376 Method of producing silicon carbide fibers Seishi Yajima, Kiyohito Okamura 1981-08-11
4279654 Process for production of crystallized glass and process for producing composite article using said crystallized glass Seishi Yajima, Kiyohito Okamura, Toetsu Shishido 1981-07-21
4267210 Method for producing corrosion-, heat- and oxidation-resistant materials Seishi Yajima, Kiyohito Okamura, Toetsu Shishido 1981-05-12
4267211 Process for producing corrosion-, heat- and oxidation-resistant shaped article Seishi Yajima, Kiyohito Okamura, Toetsu Shishido 1981-05-12
4264361 Heat-resistant composite magnet and method for producing the same Seishi Yajima, Masaaki Hamano, Kimiyuki Kamino, Takehiro Yamane 1981-04-28
4242487 Process for producing heat-resistant semi-inorganic compounds Seishi Yajima, Kiyohito Okamura, Toetsu Shishido 1980-12-30
4220600 Polycarbosilane, process for its production, and its use as material for producing silicon carbide fibers Seishi Yajima, Kiyohito Okamura 1980-09-02
4204400 Electronic metronome Fumio Morohoshi 1980-05-27