Inventor
NAKAZAWA TATSUHIRO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “NAKAZAWA TATSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON SHEET GLASS CO LTD
15 patentsUS11124450B2Sep 21, 2021
Glass panel and glass window
NIPPON SHEET GLASS CO LTD61 citations97
US7349612B2Mar 25, 2008
Optical element, optical circuit provided with the optical element, and method for producing the optical element
NIPPON SHEET GLASS CO LTD38 citations92
US7688512B2Mar 30, 2010
Transmissive diffraction grating, and spectral separation element and spectroscope using the same
NIPPON SHEET GLASS CO LTD13 citations84
US6914715B2Jul 5, 2005
Optical element
NIPPON SHEET GLASS CO LTD9 citations73
US6909557B2Jun 21, 2005
Optical coupling system and optical device using the same
NIPPON SHEET GLASS CO LTD8 citations72
US10988972B2Apr 27, 2021
Glass panel
NIPPON SHEET GLASS CO LTD4 citations68
US11279653B2Mar 22, 2022
Method for manufacturing glass panel, and glass panel
NIPPON SHEET GLASS CO LTD0 citations62
US7305155B2Dec 4, 2007
Optical element and wavelength separator using the same
NIPPON SHEET GLASS CO LTD1 citations51
US6998350B2Feb 14, 2006
Method for forming micro groove structure
NIPPON SHEET GLASS CO LTD1 citations51
US11905754B2Feb 20, 2024
Vacuum glass panel
NIPPON SHEET GLASS CO LTD0 citations50
US11661519B2May 30, 2023
Low-reflection film-coated transparent substrate, photoelectric conversion device, coating liquid for forming low-reflection film of low-reflection film-coated transparent substrate, and method for producing low-reflection film-coated transparent substrate
NIPPON SHEET GLASS CO LTD0 citations49
US11442200B2Sep 13, 2022
Low-reflection coated glass sheet, method for producing low-reflection coated substrate, and coating liquid for forming low-reflection coating of low-reflection coated substrate
NIPPON SHEET GLASS CO LTD0 citations49
US12291921B2May 6, 2025
Depressurized multilayered glass panel
NIPPON SHEET GLASS CO LTD0 citations46
US12345088B2Jul 1, 2025
Vacuum glass and method for manufacturing same
NIPPON SHEET GLASS CO LTD0 citations45
US7009701B2Mar 7, 2006
Optical element and spectroscopic device using the same
NIPPON SHEET GLASS CO LTD0 citations41