Inventor · disambiguated record
Keiji Matsuura
Also filed as: MATSUURA KEIJI
1 granted patent·4 pending applications·61 citations·filing 1994–2011
50Inventor score
Top patents by PatentIndex Score
5 records- 0186US5581345AConfocal laser scanning mode interference contrast microscope, and method of measuring minute step height and apparatus with said microscopeNIKON CORP·Filed 1994·Granted Dec 3, 1996·61 cites·76 claims
- 0232US2011122379A1Filter holding apparatus, exposure apparatus, and method for producing deviceNIKON CORP·Filed 2010·Application pending·0 cites
- 0332US2011122378A1Filter apparatus, filter accommodating method, exposure apparatus and method for producing deviceNIKON CORP·Filed 2010·Application pending·0 cites
- 0427US2012170009A1Filter box, filter apparatus, and exposure apparatusKATSURA KOICHI·Filed 2011·Application pending·0 cites
- 0524US2011116059A1Filter box, exposure apparatus, and method for producing deviceNIKON CORP·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →