Inventor · disambiguated record
Taiji Koyama
Also filed as: KOYAMA TAIJI
24 granted patents·418 citations·filing 2001–2011
96Inventor score
Top patents by PatentIndex Score
24 records- 0197US8758191B2Drive unitTAKENAKA TORU·Filed 2010·Granted Jun 24, 2014·30 cites·4 claims
- 0296US8522902B2Inverted pendulum type vehicleGOMI HIROSHI·Filed 2009·Granted Sep 3, 2013·52 cites·1 claims
- 0396US8225891B2Inverted pendulum mobile vehicleTAKENAKA TORU·Filed 2009·Granted Jul 24, 2012·94 cites·9 claims
- 0495US7980336B2Omni-directional drive device and omni-directional vehicle using the sameHONDA MOTOR CO LTD·Filed 2008·Granted Jul 19, 2011·26 cites·13 claims
- 0590US7250711B2Spark plug with increased durability and carbon fouling resistanceDENSO CORP·Filed 2005·Granted Jul 31, 2007·12 cites·19 claims
- 0689US8342270B2Omni-directional drive device and omni-directional vehicle using the sameHONDA MOTOR CO LTD·Filed 2008·Granted Jan 1, 2013·17 cites·17 claims
- 0788US8652075B2Walking assistance device for providing a walking assistance force to a femoral part of a userHIDEAKI TAKAHASHI·Filed 2009·Granted Feb 18, 2014·18 cites·22 claims
- 0887US8162092B2Friction drive vehicleTAKENAKA TORU·Filed 2009·Granted Apr 24, 2012·20 cites·12 claims
- 0986US8499864B2Wheel, and friction drive device and omni-directional vehicle using the sameTAKENAKA TORU·Filed 2010·Granted Aug 6, 2013·15 cites·7 claims
- 1085US8240407B2Omni-directional vehicleTAKENAKA TORU·Filed 2008·Granted Aug 14, 2012·17 cites·15 claims
- 1184US8499865B2Friction drive device and omni-directional vehicle using the sameTAKENAKA TORU·Filed 2010·Granted Aug 6, 2013·9 cites·4 claims
- 1281US8221339B2Femoral support member for a walking assistance deviceHIRATA TAKASHI·Filed 2008·Granted Jul 17, 2012·10 cites·5 claims
- 1381US7554253B2Spark plug with increased durability and carbon fouling resistanceDENSO CORP·Filed 2005·Granted Jun 30, 2009·7 cites·12 claims
- 1480US8409119B2Walking assistance deviceSHIMIZU HIDEO·Filed 2010·Granted Apr 2, 2013·8 cites·8 claims
- 1579US7416538B2Walking assistance deviceHONDA MOTOR CO LTD·Filed 2004·Granted Aug 26, 2008·25 cites·3 claims
- 1678US8827375B2Wheel, and friction drive device and omni-directional vehicle using the sameTAKENAKA TORU·Filed 2009·Granted Sep 9, 2014·7 cites·8 claims
- 1778US8428788B2Inverted pendulum type moving bodyTAKENAKA TORU·Filed 2010·Granted Apr 23, 2013·7 cites·8 claims
- 1875US8603016B2Walking assistance deviceSHIMIZU HIDEO·Filed 2011·Granted Dec 10, 2013·5 cites·11 claims
- 1968US8499863B2Friction drive device and OMNI-directional vehicle using the sameTAKENAKA TORU·Filed 2009·Granted Aug 6, 2013·3 cites·9 claims
- 2066US8663134B2Walking assistance deviceHIDEAKI TAKAHASHI·Filed 2011·Granted Mar 4, 2014·2 cites·9 claims
- 2160US7780616B2Walking assistance deviceHONDA MOTOR CO LTD·Filed 2004·Granted Aug 24, 2010·19 cites·5 claims
- 2258US7798983B2Walking assistance deviceHONDA MOTOR CO LTD·Filed 2004·Granted Sep 21, 2010·5 cites·4 claims
- 2354USD458319SRobotHONDA MOTOR CO LTD·Filed 2001·Granted Jun 4, 2002·9 cites·1 claims
- 2432USD588795SPower unit for walking supportHONDA MOTOR CO LTD·Filed 2008·Granted Mar 24, 2009·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Taiji Koyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →