Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
IK

Ichiro Katakabe — 12 Patents

EBEbara: 7 patents #319 of 1,611Top 20%
Kabushiki Kaisha Toshiba: 5 patents #5,724 of 21,451Top 30%
Yokohama, JP: #8,715 of 49,234 inventorsTop 20%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Ichiro Katakabe has been granted 12 US patents while listed as an inventor at Ebara. The first was granted in 1997 and the most recent in August 2009. Ichiro Katakabe ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Ichiro Katakabe in Yokohama, JP.

Patents per Year

Patents granted per year, 1997 to 2009Bar chart with a peak of 3 patents in 1999.peak 31997: 2 patents19971999: 3 patents19992003: 1 patents20032004: 2 patents20042005: 1 patents20052007: 1 patents20072009: 2 patents2009

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7578886 Substrate processing apparatus, substrate processing method, and substrate holding apparatus Kaoru Yamada, Takayuki Saito, Sumio Yabe, Kenya Ito, Masayuki Kamezawa +2 more 2009-08-25
7578887 Apparatus for and method of processing substrate Shinji Kajita, Haruko Ono, Yuki Inoue, Sachiko Takeda 2009-08-25
7309449 Substrate processing method Haruko Ono, Sachiko Takeda 2007-12-18
6921466 Revolution member supporting apparatus and semiconductor substrate processing apparatus Akihisa Hongo, Shinya Morisawa 2005-07-26
6776919 Method and apparatus for etching ruthenium films Akira Fukunaga, Haruko Ohno, Sachiko Kihara 2004-08-17
6745784 Method of and apparatus for cleaning substrate Shinya Morisawa, Haruko Ohno, Sachiko Kihara, Akira Fukunaga 2004-06-08
6558478 Method of and apparatus for cleaning substrate Shinya Morisawa, Haruko Ohno, Sachiko Kihara, Akira Fukunaga 2003-05-06
5943578 Method of manufacturing a semiconductor device having an element isolating region Naoto Miyashita, Hiroshi Kawamoto 1999-08-24
5880032 Method and apparatus for manufacturing a semiconductor device Kenji Doi, Naoto Miyashita 1999-03-09
5878191 Heat treatment apparatus for semiconductor wafers Naoto Miyashita, Hiroshi Kawamoto, Kenji Doi, Tsuyoshi Okuda 1999-03-02
5643046 Polishing method and apparatus for detecting a polishing end point of a semiconductor wafer Naoto Miyashita, Tatsuo Akiyama 1997-07-01
5605488 Polishing apparatus of semiconductor wafer Hiroyuki Ohashi, Naoto Miyashita, Tetsuya Tsukihara 1997-02-25