Inventor
NAKANO KATSUHIKO
KR16 patents
⚠️ This page may combine multiple inventors who share the name “NAKANO KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RIKO CO LTD
12 patentsUS11750981B2Sep 5, 2023
Transducer and method for manufacturing same
SUMITOMO RIKO CO LTD2 citations72
US11641554B2May 2, 2023
Transducer and manufacturing method thereof
SUMITOMO RIKO CO LTD2 citations72
US11265658B2Mar 1, 2022
Transducer and manufacturing method thereof
SUMITOMO RIKO CO LTD2 citations72
US11247233B2Feb 15, 2022
Vibration presentation device
SUMITOMO RIKO CO LTD3 citations70
US10838498B2Nov 17, 2020
Tactile vibration applying device
SUMITOMO RIKO CO LTD3 citations69
US10792704B2Oct 6, 2020
Electrostatic transducer and method for manufacturing same
SUMITOMO RIKO CO LTD3 citations69
US9409719B2Aug 9, 2016
Conveying apparatus
SUMITOMO RIKO CO LTD4 citations68
US12370575B2Jul 29, 2025
Electrostatic transducer and electrostatic transducer unit
SUMITOMO RIKO CO LTD1 citations63
US12249930B2Mar 11, 2025
Electrostatic transducer
SUMITOMO RIKO CO LTD1 citations63
US11873213B2Jan 16, 2024
Electrostatic-type transducer and manufacturing method thereof
SUMITOMO RIKO CO LTD0 citations62
US12007520B2Jun 11, 2024
Electrostatic transducer and electrostatic transducer unit
SUMITOMO RIKO CO LTD0 citations61
US8958581B2Feb 17, 2015
Polymer speaker
SUMITOMO RIKO CO LTD1 citations51