Patent Leaderboard
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Search
Companies
Inventors
Cities
States
ML
Mitsubishi Petrochemical Company Limited
Rank (1982):
#276
of 6,697
Top 5%
63 inventors
26
Patents 1982
Top Inventors at Mitsubishi Petrochemical Company Limited
1982
Showing 1–50 of 63 inventors
Rank
Name
Patents
1
Masaki Fujii
3
2
Isao Okada
2
2
Kenji Hijikata
2
2
Koju Kadowaki
2
2
Kohei Sarumaru
2
2
Mitsutaka Miyabayashi
2
2
Naoto Miwa
2
2
Sadao Kitagawa
2
2
Seiichi Kawarabuki
2
2
Takeshi Tobinaga
2
2
Toshiyuki Sai
2
2
Yoshiro Masuda
2
2
Yoshihiro Takayama
2
#14
Atsushi Goh
1
#14
Fujio Endo
1
#14
Hiroshi Iwane
1
#14
Hiroshi Samejima
1
#14
Hideyuki Takahashi
1
#14
Hirotaka Takano
1
#14
Hironori Todaka
1
#14
Hideaki Yukawa
1
#14
Katsuhiro Abe
1
#14
Kazuhide Hayama
1
#14
Kazuhiko Konno
1
#14
Kazunobu Nakamori
1
#14
Kanji Narazaki
1
#14
Kohji Kato
1
#14
Kouichi Sakaguchi
1
#14
Kunimasa Takahashi
1
#14
Kunio Uchimura
1
#14
Makoto Imanari
1
#14
Masanobu Inagawa
1
#14
Mareki Miura
1
#14
Masanori Takashi
1
#14
Makoto Takeda
1
#14
Masayuki Uchide
1
#14
Mitsuo Tsuruoka
1
#14
Mitsuo Yoshiyasu
1
#14
Motokuni Mori
1
#14
Naoki Yoshimura
1
#14
Noritaka Hosokawa
1
#14
Ryouichi Itoh
1
#14
Shuhei Doi
1
#14
Shiro Goto
1
#14
Shinichiro Iida
1
#14
Shigeki Kiriyama
1
#14
Taketoshi Fujita
1
#14
Tatsuo Hayashi
1
#14
Takao Saito
1
#14
Takeshi Shibano
1
1
2
Next »