YK

Yasuhiko Kasama

AC Alps Electric Co.: 16 patents #64 of 2,177Top 3%
UN Unknown: 12 patents #556 of 83,584Top 1%
FI Frontec Incorporated: 11 patents #1 of 40Top 3%
IS Ideal Star: 10 patents #2 of 22Top 10%
OR Organo: 5 patents #20 of 167Top 15%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
II Idea International: 1 patents #3 of 9Top 35%
Overall (All Time): #73,703 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
6086057 Method and device for preparing cleaning solution Kenichi Mitsumori, Eui Yeol Oh, Tadahiro Ohmi, Takashi Imaoka 2000-07-11
5888357 Apparatus and method for producing ionic water and system and method for producing electrolytic ionic water Kenichi Mitsumori, Koji Yamanaka, Takashi Imaoka, Tadahiro Ohmi 1999-03-30
5783790 Wet treatment method Kenichi Mitsumori, Koji Yamanaka, Takashi Imaoka, Tadahiro Ohmi 1998-07-21
5755938 Single chamber for CVD and sputtering film manufacturing Hirofumi Fukui, Masanori Miyazaki, Masami Aihara, Chisato Iwasaki, Koichi Fukuda 1998-05-26
5714407 Etching agent, electronic device and method of manufacturing the device Matagoro Maeno, Masayuki Miyashita, Hirohisa Kikuyama, Tatsuhiro Yabune, Jun Takano +5 more 1998-02-03
5681487 Method of removing photoresist film Hitoshi Seki, Chisato Iwasaki, Akane Sekiya, Tadahiro Ohmi 1997-10-28
5623161 Electronic element and method of producing same Koichi Fukuda, Tomofumi Oba, Chisato Iwasaki, Tadahiro Ohmi 1997-04-22
5609737 Film manufacturing method using single reaction chamber for chemical-vapor deposition and sputtering Hirofumi Fukui, Masanori Miyazaki, Masami Aihara, Chisato Iwasaki, Koichi Fukuda 1997-03-11
5573958 Method of fabricating a thin film transistor wherein the gate terminal is formed after the gate insulator Hirofumi Fukui, Masanori Miyazaki, Hitoshi Seki, Makoto Sasaki 1996-11-12
5570031 Substrate surface potential measuring apparatus and plasma equipment Makoto Sasaki, Hirofumi Fukui, Masami Aihara, Koichi Fukuda, Tadahiro Ohmi 1996-10-29
5550091 Method of sputtering a silicon nitride film Koichi Fukuda, Tomofumi Oba, Masanori Miyazaki, Hirofumi Fukui, Chisato Iwasaki +5 more 1996-08-27
5480563 Method for removing electrostatic charge from high resistivity liquid Kenichi Mitsumori, Akira Nakano, Akira Abe, Tadahiro Ohmi 1996-01-02
5415718 Reactive ion etching device Tadahiro Ohmi, Hirobumi Fukui 1995-05-16
5409569 Etchant, detergent and device/apparatus manufacturing method Hitoshi Seki, Satoshi Miyazawa, Tadahiro Ohmi, Kazuko Ogino, Akira Abe +2 more 1995-04-25
4894690 Thin film transistor array incorporating a shorted circuit bypass technique Kazuya Okabe, Hideyuki Matsuda, Hiroyuki Hebiguchi 1990-01-16
4839510 Optical sensor including shortcircuit protection having notched electrode regions Kazuya Okabe, Hitoshi Seki, Chisato Iwasaki 1989-06-13
4786780 Method for trimming thin-film transistor array Kazuya Oakabe, Chisato Iwasaki, Hitoshi Seki 1988-11-22