Inventor
YOSHIDA SEIJI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
10 patentsUS11150353B2Oct 19, 2021
Time synchronization device, and method and program therefor
NIPPON TELEGRAPH & TELEPHONE12 citations83
US9866327B2Jan 9, 2018
Distributed radio communication base station system, base band unit, remote radio unit, and method for operating distributed radio communication base station system
NIPPON TELEGRAPH & TELEPHONE3 citations72
US12105212B2Oct 1, 2024
Position measurement apparatus, position measurement method and program
NIPPON TELEGRAPH & TELEPHONE0 citations62
US10371821B2Aug 6, 2019
Satellite signal reception apparatus, satellite signal reception method and program therefor
NIPPON TELEGRAPH & TELEPHONE1 citations61
US12248078B2Mar 11, 2025
Signal receiving equipment, signal processing method and program
NIPPON TELEGRAPH & TELEPHONE0 citations52
US12174305B2Dec 24, 2024
Position measurement system, positioning calculation apparatus, position measurement method and program
NIPPON TELEGRAPH & TELEPHONE0 citations52
US12000936B2Jun 4, 2024
Positioning system, equipment, server apparatus, positioning method and program
NIPPON TELEGRAPH & TELEPHONE0 citations52
US12078733B2Sep 3, 2024
Navigation Satellite System reception device, method for processing Navigation Satellite signal from same, and program
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11802975B2Oct 31, 2023
Navigation satellite system reception device, method for processing navigation satellite signal from same, and program
NIPPON TELEGRAPH & TELEPHONE0 citations51
US10520605B2Dec 31, 2019
Satellite signal reception characteristic estimation apparatus, method thereof, and program thereof
NIPPON TELEGRAPH & TELEPHONE0 citations39
MITSUBISHI CHEM IND
3 patentsUS4734488AMar 29, 1988
Polycarbonate and optical disc substrate
MITSUBISHI CHEM IND20 citations81
US3989881ANov 2, 1976
Catalyst and process for polymerization of olefin
MITSUBISHI CHEM IND32 citations81
US4680374AJul 14, 1987
Optical disc substrate made of a copolycarbonate
MITSUBISHI CHEM IND13 citations73