Inventor
MINAKATA MAKOTO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “MINAKATA MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
5 patentsUS6556727B2Apr 29, 2003
Travelling wave-type optical modulator
NGK INSULATORS LTD20 citations92
US6363189B1Mar 26, 2002
Directional coupler
NGK INSULATORS LTD23 citations92
US6219469B1Apr 17, 2001
Optical waveguide devices, traveling-wave light modulators, and process for producing optical waveguide devices
NGK INSULATORS LTD46 citations92
US6226423B1May 1, 2001
Optical waveguide element
NGK INSULATORS LTD11 citations73
US5991067ANov 23, 1999
Optical waveguide substrate, optical waveguide device, second harmonic generation device, and process of producing optical waveguide substrate
NGK INSULATORS LTD15 citations73