Inventor
MAEDA YOSHIHO
JP13 patents
Patents
13 patentsUS11340401B2May 24, 2022
Optical circuit for alignment and optical alignment method
NIPPON TELEGRAPH & TELEPHONE2 citations72
US12055773B2Aug 6, 2024
Aligning optical circuit and aligning method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US12044725B2Jul 23, 2024
Inspection device and method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11880070B2Jan 23, 2024
Optical circuit for alignment
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11815422B2Nov 14, 2023
Optical test circuit
NIPPON TELEGRAPH & TELEPHONE1 citations62
US11442229B2Sep 13, 2022
Optical circuit for alignment
NIPPON TELEGRAPH & TELEPHONE0 citations62
US11415752B2Aug 16, 2022
Optical inspection circuit
NIPPON TELEGRAPH & TELEPHONE1 citations62
US11264519B2Mar 1, 2022
Light-receiving element and method for manufacturing element
NIPPON TELEGRAPH & TELEPHONE0 citations61
US11973159B2Apr 30, 2024
Photodetector
NIPPON TELEGRAPH & TELEPHONE1 citations59
US12148852B2Nov 19, 2024
Light-receiving device
NIPPON TELEGRAPH & TELEPHONE0 citations57
US12197051B2Jan 14, 2025
Optical inspection circuit and optical inspection method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US12066665B2Aug 20, 2024
Optical circuit for alignment and optical alignment method
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11557685B2Jan 17, 2023
Lens-integrated light-receiving element and method of examining same
NIPPON TELEGRAPH & TELEPHONE0 citations49