Inventor · disambiguated record
Tadashi Watanabe
Also filed as: WATANABE TADASHI
118 granted patents·24 pending applications·1,428 citations·filing 1970–2025
99Inventor score
Top patents by PatentIndex Score
142 records- 0199US10471723B2Ink replenish containerSEIKO EPSON CORP·Filed 2017·Granted Nov 12, 2019·17 cites·4 claims
- 0299US10350901B2Ink bottleSEIKO EPSON CORP·Filed 2017·Granted Jul 16, 2019·33 cites·14 claims
- 0398US11192380B2Ink bottle and bottle setSEIKO EPSON CORP·Filed 2019·Granted Dec 7, 2021·17 cites·18 claims
- 0497US10618292B2Printer and ink bottleSEIKO EPSON CORP·Filed 2018·Granted Apr 14, 2020·10 cites·2 claims
- 0596US11117379B2Ink replenish containerSEIKO EPSON CORP·Filed 2019·Granted Sep 14, 2021·5 cites·3 claims
- 0695US4493046AApparatus for generation of binary pseudo-random numbersNIPPON ELECTRIC CO·Filed 1982·Granted Jan 8, 1985·63 cites·2 claims
- 0795US3974303AMethod for forming coating filmsKANSAI PAINT CO LTD·Filed 1974·Granted Aug 10, 1976·77 cites·19 claims
- 0894US4761212AMultiple coating methodKANSAI PAINT CO LTD·Filed 1986·Granted Aug 2, 1988·56 cites·10 claims
- 0993US4033920AProcess for producing unsaturated resin emulsionKANSAI PAINT CO LTD·Filed 1975·Granted Jul 5, 1977·53 cites·8 claims
- 1089US4888244AProcess for forming composite coated filmKANSAI PAINT CO LTD·Filed 1986·Granted Dec 19, 1989·57 cites·23 claims
- 1188US10370551B2Ink composition and recording methodSEIKO EPSON CORP·Filed 2016·Granted Aug 6, 2019·2 cites·16 claims
- 1287US7570428B2Multilayer minus filter and fluorescence microscopeOLYMPUS CORP·Filed 2005·Granted Aug 4, 2009·17 cites·12 claims
- 1387US5499545APipetting device and method thereforeSONY CORP·Filed 1994·Granted Mar 19, 1996·75 cites·9 claims
- 1486US12046793B2Connection structure of waveguide, waveguide connector, mode converter, and waveguide unitOLYMPUS CORP·Filed 2022·Granted Jul 23, 2024·2 cites·15 claims
- 1585US12360362B2Optical scanning deviceSTANLEY ELECTRIC CO LTD·Filed 2021·Granted Jul 15, 2025·1 cites·6 claims
- 1685US11932022B2Ink bottle and bottle setSEIKO EPSON CORP·Filed 2023·Granted Mar 19, 2024·0 cites·15 claims
- 1785US10658251B2Process of forming semiconductor substrate by use of normalized reflectivitySEDI INC·Filed 2018·Granted May 19, 2020·1 cites·9 claims
- 1885US4122052AEmulsion compositionKANSAI PAINT CO LTD·Filed 1977·Granted Oct 24, 1978·36 cites·6 claims
- 1984US11420463B2Ink jet recording method and ink jet recording apparatusSEIKO EPSON CORP·Filed 2020·Granted Aug 23, 2022·1 cites·12 claims
- 2082US6648117B2Starting clutch and method for controlling sameNSK WARNER KK·Filed 2001·Granted Nov 18, 2003·17 cites·48 claims
- 2182US3993612AAqueous coating compositionKANSAI PAINT CO LTD·Filed 1975·Granted Nov 23, 1976·24 cites·13 claims
- 2281US6849024B2Starting clutch and method of controlling the sameNSK LTD·Filed 2001·Granted Feb 1, 2005·22 cites·89 claims
- 2380US11597207B2Ink bottle and bottle setSEIKO EPSON CORP·Filed 2021·Granted Mar 7, 2023·0 cites·8 claims
- 2480US5182140AMethod and apparatus for liquid coating for honeycomb structureN E CHEMCAT CORP·Filed 1990·Granted Jan 26, 1993·39 cites·3 claims
- 2580US4909878ATire reinforcing member winding apparatusBRIDGESTONE CORP·Filed 1987·Granted Mar 20, 1990·23 cites·14 claims
- 2680US4812337AMetallic coating methodKANSAI PAINT CO LTD·Filed 1987·Granted Mar 14, 1989·32 cites·6 claims
- 2780US4329266AWater-dispersed coating composition comprising an acrylic graft polymer containing carboxyl groups, hydroxyl and/or amide groupsKANSAI PAINT CO LTD·Filed 1980·Granted May 11, 1982·28 cites·27 claims
- 2879US11001068B2Ink replenish containerSEIKO EPSON CORP·Filed 2017·Granted May 11, 2021·1 cites·3 claims
- 2978US11045069B2Waveguide, image transmission apparatus including waveguide, endoscope including waveguide, and endoscope systemOLYMPUS CORP·Filed 2019·Granted Jun 29, 2021·3 cites·11 claims
- 3078US5422138AMethod and apparatus for liquid coating for honeycomb structureN E CHEMCAT CORP·Filed 1992·Granted Jun 6, 1995·35 cites·1 claims
- 3177US8939121B2Glow plug fitted with combustion pressure detection sensorNISHIYUKI KENJIRO·Filed 2012·Granted Jan 27, 2015·9 cites·4 claims
- 3276USD988398SInk replenish containerSEIKO EPSON CORP·Filed 2020·Granted Jun 6, 2023·0 cites·1 claims
- 3376US6913815B2Plastics-covered metal plate for carKANSAI PAINT CO LTD·Filed 2001·Granted Jul 5, 2005·11 cites·16 claims
- 3476US4580240AMemory arrangement operable as a cache and a local memoryNIPPON ELECTRIC CO·Filed 1982·Granted Apr 1, 1986·48 cites·2 claims
- 3576US4230829APowdery coating compositionKANSAI PAINT CO LTD·Filed 1978·Granted Oct 28, 1980·21 cites·14 claims
- 3675US6978874B2Starting clutchNSK WARNER KK·Filed 2002·Granted Dec 27, 2005·12 cites·6 claims
- 3775US6797098B2Plastics-covered metal plate for carKANSAI PAINT CO LTD·Filed 2002·Granted Sep 28, 2004·10 cites·14 claims
- 3875US5558714ATank and work-holder apparatus for liquid coating for honeycomb structureN E CHEMCAT CORP·Filed 1994·Granted Sep 24, 1996·30 cites·8 claims
- 3974US10638611B2Coil component and circuit board in which coil component are embeddedTDK CORP·Filed 2016·Granted Apr 28, 2020·2 cites·14 claims
- 4074US9673094B2Semiconductor device having via hole coated in side surfaces with heat treated nitride metal and method to form the sameSEDI INC·Filed 2015·Granted Jun 6, 2017·2 cites·10 claims
- 4174US7896290B2Latch device of cockpit door of an aircraftJAMCO CORP·Filed 2007·Granted Mar 1, 2011·13 cites·4 claims
- 4274US6000868APrinter system with automatic ink ribbon cassette exchange functionSHARP KK·Filed 1997·Granted Dec 14, 1999·24 cites·7 claims
- 4374US2025303723A1Ink replenishment containerSEIKO EPSOON CORP·Filed 2025·Application pending·0 cites
- 4474US2025303724A1Ink jet recording apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 4571US5319845AAssembling apparatus using robotSONY CORP·Filed 1992·Granted Jun 14, 1994·28 cites·13 claims
- 4671US3985698AMethod for improving emulsion paint by adding an acrylic resin produced from a tertiary amine containing ethylenically unsaturated monomerKANSAI PAINT CO LTD·Filed 1975·Granted Oct 12, 1976·24 cites·9 claims
- 4770US10896970B2Process of forming high electron mobility transistor (HEMT) and HEMT formed by the sameSEDI INC·Filed 2020·Granted Jan 19, 2021·0 cites·12 claims
- 4870US10056252B2Process of forming nitride semiconductor layersSEDI INC·Filed 2017·Granted Aug 21, 2018·1 cites·17 claims
- 4970US6072474ADocument processing deviceSHARP KK·Filed 1996·Granted Jun 6, 2000·66 cites·18 claims
- 5069US6819498B1Two-wavelength antireflection film and objective lens coated with two-wavelength antireflection filmOLYMPUS OPTICAL CO·Filed 2003·Granted Nov 16, 2004·14 cites·11 claims
Showing the top 50 of 142 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →