JI

Junichi Ishikawa

DE Denso: 15 patents #687 of 11,792Top 6%
Kubota: 10 patents #172 of 2,059Top 9%
TK Toshiba Tec Kabushiki Kaisha: 9 patents #340 of 1,664Top 25%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
SC Sumitomo Chemical: 6 patents #802 of 4,033Top 20%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
FL Fujitsu Vlsi Limited: 2 patents #41 of 256Top 20%
KA Kao: 2 patents #1,388 of 3,221Top 45%
MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
IC I-Pro Co.: 1 patents #38 of 101Top 40%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
DC Du Pont-Mitsui Fluorochemicals Co.: 1 patents #25 of 54Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #48,757 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 25 most recent of 53 patents

Patent #TitleCo-InventorsDate
12427824 Work vehicle Yusuke Ida, Minoru Hiraoka, Shunya TAKASE 2025-09-30
12397867 Work machine Kaichiro YOSHII, Minoru Hiraoka, Yukifumi Yamanaka, Yusuke Ida, Yuhei HAZAWA +6 more 2025-08-26
12065806 Work vehicle Takuya TAMAI, Minoru Hiraoka 2024-08-20
11926184 Riding work vehicle Minoru Hiraoka, Shinsuke Kotani, Ryota Imanishi 2024-03-12
11780813 Chlorobenzene compound production method Tohru Inoue, Takayuki Wakamatsu, Miyuki Iguchi 2023-10-10
11767071 Work vehicle Minoru Hiraoka 2023-09-26
11760724 Pyridone compound production method Takayuki Wakamatsu, Miyuki Iguchi, Tohru Inoue 2023-09-19
11676439 Face authentication system and face authentication method Takeshi WAKAKO, Eisaku Miyata, Akihiko Fukada, Koji Kawamoto, Masashige TSUNENO +1 more 2023-06-13
11524735 Work vehicle Minoru Hiraoka 2022-12-13
11498632 Work vehicle Minoru Hiraoka 2022-11-15
11260922 Work vehicle Minoru Hiraoka 2022-03-01
11235824 Work vehicle Minoru Hiraoka 2022-02-01
11040589 Work vehicle Minoru Hiraoka 2021-06-22
10527498 Sensor device Kiyoshi Otsuka, Hirotaka KUROZAKI 2020-01-07
10160722 Method for producing perfluoroalkanesulfonyl phenol compounds Koji Hagiya, Mitsunobu Kawamura 2018-12-25
10151992 Toner particle, electrophotographic toner, developing agent, toner cartridge and image forming apparatus, and manufacture method of toner particle Takashi Urabe, Taishi Takano, Maiko Yoshida 2018-12-11
10093617 Method for producing 2-amino-4-substituted phenol Yuta Honda 2018-10-09
10048607 Toner having toner particles including a colorant and particles not including a colorant Takashi Urabe, Taishi Takano, Satoshi Araki, Maiko Yoshida 2018-08-14
9964882 Toner containing crystalline polyester resin and method of manufacturing the same Takashi Urabe, Taishi Takano, Satoshi Araki, Maiko Yoshida 2018-05-08
9811015 Toner particle, electrophotographic toner, developing agent, toner cartridge and image forming apparatus, and manufacture method of toner particle Takashi Urabe, Taishi Takano, Maiko Yoshida 2017-11-07
9803158 Aromatic printed object and manufacture method for the same Maiko Yoshida, Taishi Takano, Takashi Urabe 2017-10-31
9785066 Toner including microcapsules that contain a fragrant material Maiko Yoshida, Satoshi Araki, Taishi Takano, Takashi Urabe 2017-10-10
9639012 Aromatic printed object and manufacture method for the same Maiko Yoshida, Taishi Takano, Takashi Urabe 2017-05-02
9575427 Toner containing crystalline polyester resin and method of manufacturing the same Takashi Urabe, Taishi Takano, Satoshi Araki, Maiko Yoshida 2017-02-21
9528930 Adhering matter determination device Jun Tarui, Kiyoshi Otsuka, Makiko Sugiura, Takahiko Yoshida, Tomohide ARIKI 2016-12-27