Inventor · disambiguated record
Akira Himeno
Also filed as: HIMENO AKIRA
15 granted patents·3 pending applications·269 citations·filing 1994–2023
94Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE11SEIREN KST CORP4NAGANO MITSURU1OKI ELECTRIC IND CO LTD1YOSHINO GYPSUM CO1
Top patents by PatentIndex Score
18 records- 0192US7206473B2Optical module and optical switch constituting the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2005·Granted Apr 17, 2007·13 cites·10 claims
- 0291US7974502B2Optical module and optical switchNIPPON TELEGRAPH & TELEPHONE·Filed 2007·Granted Jul 5, 2011·12 cites·13 claims
- 0388US6320888B1Frequency stabilized laser and method for preparing thereofNIPPON TELEGRAPH & TELEPHONE·Filed 1998·Granted Nov 20, 2001·75 cites·13 claims
- 0487US7116859B2Optical module and optical switch constituting the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2005·Granted Oct 3, 2006·7 cites·6 claims
- 0585US6546161B2No polarization dependent waveguide type optical circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2001·Granted Apr 8, 2003·32 cites·16 claims
- 0684US6999652B2Optical module and optical switch constituting the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2003·Granted Feb 14, 2006·18 cites·6 claims
- 0783US7177495B2Optical module and optical switch constituting the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2005·Granted Feb 13, 2007·5 cites·6 claims
- 0882US6606433B2Optical multi/demultiplexerNIPPON TELEGRAPH & TELEPHONE·Filed 2001·Granted Aug 12, 2003·22 cites·16 claims
- 0978US6229938B1WDM filterNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted May 8, 2001·20 cites·44 claims
- 1076US6724957B2Optical filterNIPPON TELEGRAPH & TELEPHONE·Filed 2002·Granted Apr 20, 2004·18 cites·11 claims
- 1175US10195765B2Gypsum board manufacturing method and manufacturing deviceYOSHINO GYPSUM CO·Filed 2014·Granted Feb 5, 2019·2 cites·10 claims
- 1258US8615146B2Planar optical waveguideNAGANO MITSURU·Filed 2009·Granted Dec 24, 2013·3 cites·22 claims
- 1357US5943452AArrayed-waveguide gratingNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Aug 24, 1999·20 cites·4 claims
- 1454US5513285ACompact optical switching module including thin-film heaters and trimmed thick-film fixed resistorsOKI ELECTRIC IND CO LTD·Filed 1994·Granted Apr 30, 1996·22 cites·7 claims
- 1550US12105326B2Optical multiplexer reduced in background lightSEIREN KST CORP·Filed 2021·Granted Oct 1, 2024·0 cites·5 claims
- 1641US2025004221A1Optical waveguide device and light source moduleSEIREN KST CORP·Filed 2022·Application pending·0 cites
- 1738US2025138243A1Optical multiplexerSEIREN KST CORP·Filed 2023·Application pending·0 cites
- 1836US2024192447A1Optical multiplexerSEIREN KST CORP·Filed 2022·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →