YK

Yukio Kobayashi

TO Toyota: 19 patents #1,244 of 26,838Top 5%
NO Nippon Oil: 12 patents #45 of 773Top 6%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
SD Showa Denko: 8 patents #8 of 593Top 2%
SK Showa Denko K.K.: 6 patents #217 of 1,736Top 15%
KS Komatsu Shisakusho: 6 patents #54 of 885Top 7%
NC Nippon Kokan Co.: 4 patents #54 of 735Top 8%
Bridgestone: 4 patents #601 of 2,860Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HC Hosokawa Yoko Co.: 4 patents #17 of 121Top 15%
IC Ishida Co.: 3 patents #88 of 307Top 30%
NC Nakamoto Packs Co.: 3 patents #2 of 23Top 9%
KO Komatsu: 3 patents #609 of 2,087Top 30%
AC Ajinomoto Co.: 3 patents #592 of 2,190Top 30%
AC Asmo Co.: 2 patents #218 of 745Top 30%
JC Jujo Paper Co.: 2 patents #30 of 105Top 30%
NO Nippon Mitsubishi Oil: 2 patents #42 of 158Top 30%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
NC Nippon Paper Industries Co.: 2 patents #176 of 535Top 35%
NI Nippon Valqua Industries: 2 patents #12 of 83Top 15%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
NT NTT: 1 patents #2,911 of 4,871Top 60%
SO Sony: 1 patents #17,262 of 25,231Top 70%
NC Nissei Asb Machine Co.: 1 patents #65 of 103Top 65%
Pioneer: 1 patents #1,107 of 1,730Top 65%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
JE Jx Nippon Oil & Energy: 1 patents #195 of 416Top 50%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
FL Foster Electric Company, Limited: 1 patents #29 of 76Top 40%
SC Showa Denko Plastic Products Co.: 1 patents #2 of 17Top 15%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
MA Makita: 1 patents #490 of 770Top 65%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
TP Tohoku Pioneer: 1 patents #179 of 312Top 60%
Overall (All Time): #13,220 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 101–105 of 105 patents

Patent #TitleCo-InventorsDate
4478910 Ink jet recording paper Hiroyo Oshima, Yutaka Kojima, Takashi Omori, Koichi Nagai 1984-10-23
4474859 Thermal dye-transfer type recording sheet Hiroyo Oshima, Yutaka Kojima, Kouichi Nagai, Hajime Tani 1984-10-02
4452959 Process for producing a gel-like composition of a high polymer of acetylene, and process for molding said composition Hideki Shirakawa, Sakuji Ikeda 1984-06-05
4410640 Process for producing a gel-like composition of a high polymer of acetylene, and process for molding said composition Hideki Shirakawa, Sakuji Ikeda 1983-10-18
4362680 Process for production of molded articles of acetylene polymer Masaaki Kira, Kinya Yamaguchi 1982-12-07