Inventor · disambiguated record
Kaoru Arai
Also filed as: ARAI KAORU
25 granted patents·5 pending applications·205 citations·filing 1988–2020
93Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE22FUJI PHOTO OPTICAL CO LTD4SUGIMOTO TERUHIKO2FUJITSU LTD1PENTAX CORP1
Top patents by PatentIndex Score
30 records- 0181US11695473B2Time comparison system, time comparison device, and time comparison methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 4, 2023·2 cites·18 claims
- 0280US6346075B1Air and water supply valve structure in endoscopeFUJI PHOTO OPTICAL CO LTD·Filed 2000·Granted Feb 12, 2002·132 cites·8 claims
- 0374US12204291B2Time transmission correction device, time transmission system, and delay measurement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jan 21, 2025·2 cites·3 claims
- 0474US11722288B2Time synchronization path selection device and time synchronization path selection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 8, 2023·2 cites·7 claims
- 0569US10250348B2Optical transport system and resource optimization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Apr 2, 2019·2 cites·14 claims
- 0662US2009022980A1Reinforcing bar material coated with high adhesion anticorrosion film and method of producing the sameSUGIMOTO TERUHIKO·Filed 2007·Application pending·0 cites
- 0758US6776860B2Ceramic composite and manufacturing method thereofPENTAX CORP·Filed 1999·Granted Aug 17, 2004·17 cites·15 claims
- 0852US11815552B2Clock frequency monitoring device and clock frequency monitoring methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 14, 2023·0 cites·6 claims
- 0951US11881900B2Transceiver, spatial light frequency transmission system and spatial light frequency transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jan 23, 2024·0 cites·12 claims
- 1051US4904058ALiquid crystal display panelFUJITSU LTD·Filed 1988·Granted Feb 27, 1990·16 cites·11 claims
- 1148US11927923B2Time synchronization system, management device, time synchronization method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 12, 2024·0 cites·6 claims
- 1248US11438857B2Transmission device, time transmission system, and delay measurement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 6, 2022·0 cites·3 claims
- 1347US2023267541A1Message processing server, program and message processing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1446US11638228B2Time comparison device and time quality monitoring methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Apr 25, 2023·0 cites·4 claims
- 1544US11791922B2Transmission device, time transmission system, and delay compensation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 17, 2023·0 cites·3 claims
- 1644US11196535B2Time synchronization system and time synchronization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 7, 2021·0 cites·4 claims
- 1744US2011200745A1Reinforcing bar material coated with high adhesion anticorrosion film and method of producing the sameSUGIMOTO TERUHIKO·Filed 2011·Application pending·0 cites
- 1843US11240141B2Time path selection device and time path selection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 1, 2022·0 cites·7 claims
- 1942US11855760B2Transmission device, time transmission system, and delay compensation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Dec 26, 2023·0 cites·3 claims
- 2041US11750358B2Time transmission device and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 5, 2023·0 cites·17 claims
- 2141US11196533B2Time synchronization system and time synchronization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 7, 2021·0 cites·4 claims
- 2241US11196499B2Time synchronization device and time synchronization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 7, 2021·0 cites·11 claims
- 2341US2022376783A1Receiver, transceiver, spatial optical frequency transmission system, and spatial optical frequency transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 2440US2023288182A1Optical complex amplitude measurement device and optical complex amplitude measurement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2538US10181921B2Framer and framing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Jan 15, 2019·0 cites·8 claims
- 2635US5889370AStructure for eliminating noise in light source device for electronic endoscopeFUJI PHOTO OPTICAL CO LTD·Filed 1997·Granted Mar 30, 1999·17 cites·6 claims
- 2734US10230457B2Framer and framing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Mar 12, 2019·0 cites·8 claims
- 2834US10063321B2Framer, optical transmission device, and framing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Aug 28, 2018·0 cites·5 claims
- 2934US5924791ALight source device for endoscope which shields lamp noiseFUJI PHOTO OPTICAL CO LTD·Filed 1997·Granted Jul 20, 1999·5 cites·4 claims
- 3032US6450947B1Endoscopic terminal processorFUJI PHOTO OPTICAL CO LTD·Filed 1999·Granted Sep 17, 2002·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →