Inventor · disambiguated record
Masao Doi
Also filed as: DOI MASAO
19 granted patents·7 pending applications·196 citations·filing 1994–2019
94Inventor score
Top patents by PatentIndex Score
26 records- 0190US9563045B2Surgical microscope apparatus and sealed drapeMITAKA KOKI KK·Filed 2013·Granted Feb 7, 2017·12 cites·2 claims
- 0285US8979042B2Automatic balancing structure of medical balancing standMITAKA KOKI KK·Filed 2013·Granted Mar 17, 2015·8 cites·2 claims
- 0378US9822922B2Medical stand apparatusMITAKA KOKI KK·Filed 2016·Granted Nov 21, 2017·3 cites·6 claims
- 0476US5585914AApparatus and method for measuring a temperature of a high temperature liquid contained in a furnaceNIPPON KOKAN KK·Filed 1994·Granted Dec 17, 1996·52 cites·30 claims
- 0573US6816304B2Variable magnification microscopeMITAKA KOKI KK·Filed 2002·Granted Nov 9, 2004·14 cites·13 claims
- 0671US8955817B2Base anchoring structureNAKATA YUSUKE·Filed 2010·Granted Feb 17, 2015·6 cites·5 claims
- 0768US8270073B2Surgical microscope systemNAKAMURA KATSUSHIGE·Filed 2008·Granted Sep 18, 2012·6 cites·9 claims
- 0865US8910537B2Holding arm apparatus for medical toolNAKAMURA KATSUSHIGE·Filed 2009·Granted Dec 16, 2014·4 cites·4 claims
- 0965US6045104AMedical stand apparatusMITAKA KOKI KK·Filed 1998·Granted Apr 4, 2000·37 cites·6 claims
- 1064US9746659B2Surgical microscope systemMITAKA KOKI KK·Filed 2015·Granted Aug 29, 2017·1 cites·10 claims
- 1164US7982864B2Optical measuring systemMITAKA KOKI KK·Filed 2006·Granted Jul 19, 2011·3 cites·15 claims
- 1263US6186023B1Automatic balancing apparatus for balancing standMITAKA KOKI KK·Filed 1999·Granted Feb 13, 2001·22 cites·4 claims
- 1362US9400079B2Automatic balancing structure of medical balancing standMITAKA KOKI KK·Filed 2013·Granted Jul 26, 2016·2 cites·8 claims
- 1458US8885250B2Surgical microscope systemDOI MASAO·Filed 2009·Granted Nov 11, 2014·2 cites·6 claims
- 1553US6563633B2Microscope for MRI and support stand for MRIMITAKA KOKI KK·Filed 2001·Granted May 13, 2003·8 cites·12 claims
- 1651US9459437B2Surgical microscope systemMITAKA KOKI KK·Filed 2014·Granted Oct 4, 2016·0 cites·7 claims
- 1747US2014293408A1Auxiliary arm attaching structure of stand apparatusMITAKA KOKI KK·Filed 2014·Application pending·0 cites
- 1846US2014139916A1Electronic image display apparatusMITAKA KOKI KK·Filed 2013·Application pending·0 cites
- 1946US2020054411A1Surgical microscope apparatusMITAKA KOKI KK·Filed 2019·Application pending·0 cites
- 2046US2014211304A1Surgical microscope systemMITAKA KOKI KK·Filed 2014·Application pending·0 cites
- 2144US2010259820A1Stereoscopic image displayMITAKA KOKI KK·Filed 2008·Application pending·0 cites
- 2243US10295816B2Surgical microscopeMITAKA KOKI KK·Filed 2017·Granted May 21, 2019·0 cites·4 claims
- 2341US5694641AFlexing baseball gloveZETT KABUSHIKI KAISHA·Filed 1996·Granted Dec 9, 1997·16 cites·11 claims
- 2440US8634133B2Surgical microscope with a movable illumination partDOI MASAO·Filed 2010·Granted Jan 21, 2014·0 cites·3 claims
- 2540US2008059139A1Virtual Experiment Interface for Interlocking Experiment Measurement Apparatus with Virtual Experiment ApparatusMORITA HIROSHI·Filed 2005·Application pending·0 cites
- 2639US2017293135A1Eyepiece structure for surgical microscopeMITAKA KOKI KK·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →