Inventor
MIYAKAWA NAOMICHI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “MIYAKAWA NAOMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI GLASS CO LTD
13 patentsUS6565797B2May 20, 2003
Method for production of silicon nitride filter
ASAHI GLASS CO LTD22 citations92
US6593261B2Jul 15, 2003
Silicon nitride porous body and its production process
ASAHI GLASS CO LTD21 citations91
US6849213B2Feb 1, 2005
Method for producing silicon nitride filter
ASAHI GLASS CO LTD9 citations73
US6436361B1Aug 20, 2002
Silicon carbide and process for its production
ASAHI GLASS CO LTD9 citations69
US8377413B2Feb 19, 2013
Method for preparing mayenite-containing oxide and method for preparing electroconductive mayenite-containing oxide
ASAHI GLASS CO LTD2 citations63
US7368076B2May 6, 2008
Method for producing a silicon nitride filter
ASAHI GLASS CO LTD4 citations62
US7118706B2Oct 10, 2006
Method of sealing a silicon nitride filter
ASAHI GLASS CO LTD4 citations62
US6838026B2Jan 4, 2005
Method for producing a silicon nitride filter
ASAHI GLASS CO LTD4 citations62
US7135140B2Nov 14, 2006
Method of producing silicon nitride honeycomb filter
ASAHI GLASS CO LTD5 citations61
US10128457B2Nov 13, 2018
Light-emitting device and power-generating device
ASAHI GLASS CO LTD0 citations52
US9879338B2Jan 30, 2018
Method of manufacturing electrically conductive mayenite compound with high electron density
ASAHI GLASS CO LTD0 citations52
US9881773B2Jan 30, 2018
Production method of electroconductive mayenite compound having high electron density, and target
ASAHI GLASS CO LTD1 citations52
US9428827B2Aug 30, 2016
Method of manufacturing electrically conductive mayenite compound with high electron density
ASAHI GLASS CO LTD0 citations52
JAPAN SCIENCE & TECH AGENCY
4 patentsUS12100529B2Sep 24, 2024
Metal oxide thin film, organic electroluminescence element including the thin film, solar cell, and thin film fabrication method
JAPAN SCIENCE & TECH AGENCY0 citations62
US11871590B2Jan 9, 2024
Thin film of metal oxide, organic electroluminescent device including thin film, photovoltaic cell including thin film, and manufacturing method of thin film
JAPAN SCIENCE & TECH AGENCY0 citations62
US11094909B2Aug 17, 2021
Thin film of metal oxide, organic electroluminescent device including the thin film, photovoltaic cell including the thin film and organic photovoltaic cell including the thin film
JAPAN SCIENCE & TECH AGENCY0 citations60
US10446783B2Oct 15, 2019
Light-emitting device, display apparatus and lighting apparatus
JAPAN SCIENCE & TECH AGENCY0 citations51
TOKYO INST TECH
3 patentsUS11075303B2Jul 27, 2021
Oxide semiconductor compound, semiconductor element provided with layer of oxide semiconductor compound, and laminated body
TOKYO INST TECH0 citations62
US10249402B2Apr 2, 2019
C12A7 electride thin film fabrication method and C12A7 electride thin film
TOKYO INST TECH0 citations51
US9368739B2Jun 14, 2016
Organic electroluminescence element
TOKYO INST TECH0 citations51