YC

Yamamoto Chemicals

Rank (All Time): #9289 of 106,127Top 9%
80 inventors
74
Patents All Time

Top Inventors at Yamamoto Chemicals All Time

Showing 1–50 of 80 inventors

RankNamePatents
1 Takahisa Oguchi 21
2 Hisato Itoh 19
3 Shigeo Fujita 15
#4 Kenichi Sugimoto 14
#5 Yojiro Kumagae 13
#6 Mansuke Matsumoto 11
#7 Katashi Enomoto 10
#7 Nobuaki Sasaki 10
#9 Keisuke Takuma 9
#9 Shin Aihara 9
#9 Sumio Hirose 9
#12 Sayuri Wada 8
#12 Tadashi Koike 8
#12 Taizo Nishimoto 8
#12 Toshihiro Masaoka 8
#12 Tsutami Misawa 8
#17 Hisashi Tsukahara 7
#17 Hideki Umehara 7
#19 Keiki Chichiishi 6
#19 Ryu Oi 6
#19 Tsutomu Nishizawa 6
#22 Bunji Sawano 5
#22 Hiroshi Ozawa 5
#22 Hiroyuki Sasaki 5
#22 Kenji Abe 5
#22 Satoshi Kinoshita 5
#22 Takeshi Tsuda 5
#22 Yasuhisa Iwasaki 5
#22 Yoichi Hosono 5
#22 Akira Ogiso 5
#31 Shigeru Takahara 4
#31 Tutomu Nishizawa 4
#33 Kazuhiro Seino 3
#33 Kenichi Kato 3
#33 Masakatsu Nakatsuka 3
#33 Masato Okada 3
#33 Shinobu Inoue 3
#38 Hisao Itoh 2
#38 Hiroshi Terao 2
#38 Jun Taniguchi 2
#38 Kazuyoshi Kikkawa 2
#38 Kenji Mizoue 2
#38 Kiyoharu Hasegawa 2
#38 Masakazu Nakamura 2
#38 Naoyuki Kakinuma 2
#38 Shuuichi Hashimoto 2
#38 Shuichi Hashimoto 2
#38 Toshiya Hashimoto 2
#38 Tsunehito Eda 2
#38 Yuji Inatomi 2