SM

Shoji Maruyama

Canon: 14 patents #4,747 of 19,416Top 25%
Ricoh Company: 12 patents #1,888 of 9,818Top 20%
L' L'Oreal: 3 patents #715 of 2,221Top 35%
BM Bml: 2 patents #5 of 15Top 35%
RC Richo Company: 1 patents #3 of 57Top 6%
MK Miyoshi Yushi Kabushiki Kaisha: 1 patents #23 of 28Top 85%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Kawasaki, VA: #1 of 2 inventorsTop 50%
Overall (All Time): #102,036 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
12102699 Foaming composition comprising oil Takehiko Kasai, Toshifumi Shiroya, Hidehiko Asanuma 2024-10-01
11833234 Emulsions with a high internal oil phase Takehiko Kasai, Toshifumi Shiroya, Hidehiko Asanuma 2023-12-05
10292920 Composition for dyeing keratin fibers Shiho MIYAKE, Hidetoshi Yamada, Daisuke Misu 2019-05-21
9052664 Recording material determination apparatus and image forming apparatus Yoshimi Kuramochi, Tsutomu Ishida, Shunichi Ebihara 2015-06-09
RE44152 Recording-material type determination apparatus and method and image forming apparatus Masanori Akita 2013-04-16
8391735 Recording material determination apparatus and image forming apparatus Yoshimi Kuramochi, Tsutomu Ishida, Shunichi Ebihara 2013-03-05
8263099 Insect growth regulating composition Toshiro Otsubo, Yoshihiro Takebayashi, Kousei Kuroda 2012-09-11
8045868 Recording material determination apparatus and image forming apparatus Yoshimi Kuramochi, Tsutomu Ishida, Shunichi Ebihara 2011-10-25
RE41778 Recording-material type determination apparatus and method and image forming apparatus Masanori Akita 2010-09-28
7339702 Picture reading device for discriminating the type of recording medium and apparatus thereof Masanori Akita 2008-03-04
6804477 Image forming apparatus and method for compensating for irregular recording material 2004-10-12
6801727 Recording-material type determination apparatus and method and image forming apparatus Masanori Akita 2004-10-05
6713983 Servo-control apparatus for motor 2004-03-30
6668144 Image forming apparatus and detecting device for detecting a type of recording sheet 2003-12-23
6655774 Image forming apparatus 2003-12-02
6656879 Method of reversible selective manifestation of different states of functional element Kyoji Tsutsui, Takehito Yamaguchi, Hideaki Ema, Masaru Shimada, Hiroshi Goto +5 more 2003-12-02
6615005 Motor driving apparatus, image forming apparatus and control method thereof 2003-09-02
6564025 Image forming apparatus with recording material convey velocity control feature Takao Sameshima 2003-05-13
6459225 Servo-control apparatus for motor 2002-10-01
5868821 Thermally reversible color forming composition and thermally reversible recording medium using the thermally reversible color forming composition Masafumi Torii, Fumio Kawamura, Hiromi Furuya, Kyoji Tsutsui, Katsuhisa Kamio +6 more 1999-02-09
5547802 Image formation materials and image fading prevention method Hiromitsu Kawase, Yoshikazu Kaneko 1996-08-20
5521138 Reversible thermosensitive coloring composition, and recording medium using the same Masaru Shimada, Hiroshi Goto, Eiichi Kawamura, Keishi Kubo, Kyoji Tsutsui 1996-05-28
5521371 Rewritable bar code display medium, and image display method and image display apparatus using the same Yoshihiko Hotta, Keishi Kubo, Takashi Yano, Hajime Takayama 1996-05-28
5432534 Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium Hiroshi Goto, Eiichi Kawamura, Masaru Shimada, Keishi Kubo, Kyoji Tsutsui +5 more 1995-07-11
5395433 Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium Hiroshi Goto, Eiichi Kawamura, Masaru Shimada, Keishi Kubo, Kyoji Tsutsui +5 more 1995-03-07