Inventor · disambiguated record
Hajime Maruta
Also filed as: MARUTA HAJIME
16 granted patents·2 pending applications·185 citations·filing 1995–2019
93Inventor score
Top patents by PatentIndex Score
18 records- 0189US7262911B2Reflex-type screen assemblyARISAWA SEISAKUSHO KK·Filed 2004·Granted Aug 28, 2007·31 cites·8 claims
- 0288US6233095B1Screen member for a reflex type screenARISAWA SEISAKUSHO KK·Filed 1998·Granted May 15, 2001·32 cites·16 claims
- 0385US6046845AScreen assembly and reflex type screen assemblyARISAWA SEISAKUSHO KK·Filed 1998·Granted Apr 4, 2000·31 cites·16 claims
- 0482US7110176B2Reflex-type screenARISAWA SEISAKUSHO KK·Filed 2004·Granted Sep 19, 2006·19 cites·25 claims
- 0582US6052227AScreen assembly with pivoting leg membersARISAWA SEISAKUSHO KK·Filed 1998·Granted Apr 18, 2000·26 cites·13 claims
- 0680US10248016B2Reflection type screenARISAWA SEISAKUSHO KK·Filed 2018·Granted Apr 2, 2019·2 cites·17 claims
- 0779US10444614B2Reflective screenARISAWA SEISAKUSHO KK·Filed 2017·Granted Oct 15, 2019·2 cites·9 claims
- 0872US9188847B2Screen and screen manufacturing methodARISAWA SEISAKUSHO KK·Filed 2014·Granted Nov 17, 2015·3 cites·12 claims
- 0969US7911695B2Reflex-type screen, screen apparatus, and sheet-like articleARISAWA SEISAKUSHO KK·Filed 2008·Granted Mar 22, 2011·4 cites·10 claims
- 1066US7221508B2Reflex-type screenARISAWA SEISAKUSHO KK·Filed 2004·Granted May 22, 2007·9 cites·10 claims
- 1152US10185215B2Reflection type screenARISAWA SEISAKUSHO KK·Filed 2018·Granted Jan 22, 2019·0 cites·25 claims
- 1251US5768019AReflective screen for a liquid crystal projector and method for producing the sameARISAWA SEISAKUSHO KK·Filed 1995·Granted Jun 16, 1998·20 cites·22 claims
- 1348US7633677B2Reflective screenARISAWA SEISAKUSHO KK·Filed 2004·Granted Dec 15, 2009·2 cites·7 claims
- 1436US11852710B2Face-to-face state determination systemWHERE INC·Filed 2019·Granted Dec 26, 2023·0 cites·2 claims
- 1535US10849047B2BeaconWHERE INC·Filed 2017·Granted Nov 24, 2020·0 cites·2 claims
- 1631US5863630AScreen for a large size view fieldARISAWA SEISAKUSHO KK·Filed 1996·Granted Jan 26, 1999·4 cites·3 claims
- 1731US2005141091A1Reflex-type screenFiled 2004·Application pending·0 cites
- 1829US2019208492A1Position Calculating Method, Distance Calculating Method, and BeaconWHERE INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →