Inventor · disambiguated record
Kouji Shibayama
Also filed as: SHIBAYAMA KOUJI
4 granted patents·3 pending applications·16 citations·filing 2002–2019
65Inventor score
Top patents by PatentIndex Score
7 records- 0184US8733734B2Gate valveNAKAMURA KYUZO·Filed 2010·Granted May 27, 2014·14 cites·10 claims
- 0269US9273568B2Coupling structure for vacuum exhaust device and vacuum exhaust systemSUZUKI TOSHIO·Filed 2011·Granted Mar 1, 2016·2 cites·7 claims
- 0353US2011164992A1Vacuum evacuation deviceULVAC INC·Filed 2009·Application pending·0 cites
- 0444US8402651B2Method of manufacturing vaneTANAKA TOMONARI·Filed 2009·Granted Mar 26, 2013·0 cites·4 claims
- 0540US2008145238A1Vacuum exhaust apparatus and drive method of vacuum exhaust apparatusSHIBAYAMA KOUJI·Filed 2008·Application pending·0 cites
- 0637US11092246B2Gate valveULVAC INC·Filed 2019·Granted Aug 17, 2021·0 cites·2 claims
- 0728US2004173312A1Vacuum exhaust apparatus and drive method of vacuum apparatusFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →