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Koken Co. — 81 Patents

Rank (All Time): #8,606 of 105,917Top 9%

123 inventors

81 Patents All Time

Patents per Year

Top Inventors at Koken Co. All Time

Showing 1–50 of 123 inventors

Rank	Name	Patents
1	Teruo Miyata	26
2	Masayasu Furuse	10
3	Yasuharu Noishiki	8
#4	Kozo Nitta	7
#4	Taketo Suzuki	7
#6	Takahiro Sato	6
#6	Tomoyuki Kakinuma	6
#8	Kazuma Fukiura	5
#8	Kazushi Kimura	5
#8	Takahiro Ochiya	5
#8	Yuki Fujishiro	5
#12	Kazuhiko Kodaira	4
#12	Mitsugu Nagoya	4
#14	Akihiko Sano	3
#14	Keiji Fujioka	3
#14	Ken Nakata	3
#14	Kimi Honma	3
#14	Masaaki Terada	3
#14	Taichiro Akiyama	3
#14	Tomoyuki Tajima	3
#14	Yoshimitsu Kuroyanagi	3
#14	Yoshio Sasaki	3
#14	Yu Aso	3
#24	Gaku Kanno	2
#24	Hiroshi Itoh	2
#24	Hiromi Naito	2
#24	Hironobu Takeuchi	2
#24	Hiroshi Uno	2
#24	Satoshi Kuriyama	2
#24	Shingo Ishikawa	2
#24	Shunji Nagahara	2
#24	Shinji Noguchi	2
#24	Shigeji Sato	2
#24	Takahide Kobayashi	2
#24	Takako Nakatou	2
#24	Takahiro Terajima	2
#24	Tetsuro Namiki	2
#24	Tomoyuki Naito	2
#24	Toshio Taira	2
#24	Tsutomu Kawasaki	2
#24	Wataru Kobayashi	2
#24	Yasuhara Noishiki	2
#43	Akio Doi	1
#43	Akihiko Hisada	1
#43	Akira Sato	1
#43	Akiko Tanaka	1
#43	Atsushi Kanai	1
#43	Daisuke Igarashi	1
#43	Eisaburo Imamura	1
#43	Fumiyo Mutou	1

Most Valuable Patents

Patent	Est. Value	Year
Sustained release formulation	$4M	1999
Equipment for intracerebral administration of preparations	$3M	1998
Method for drying wetted molded product	$1M	1992

All 100 most valuable US patents →