Inventor
YOKOYAMA YOSHIHIKO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA YOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
8 patentsUS7491582B2Feb 17, 2009
Method for manufacturing semiconductor device and semiconductor device
SEIKO EPSON CORP55 citations97
US9566790B2Feb 14, 2017
Method of forming stacked wiring
SEIKO EPSON CORP4 citations72
US11653571B2May 16, 2023
Resonance device, oscillator, resonance module, electronic device and vehicle
SEIKO EPSON CORP0 citations51
US9548406B2Jan 17, 2017
Photoelectric conversion element and method of manufacturing the same
SEIKO EPSON CORP0 citations51
US9064782B2Jun 23, 2015
Wiring structure, droplet discharge head, and droplet discharge apparatus
SEIKO EPSON CORP0 citations51
US10662055B2May 26, 2020
MEMS element, sealing structure, electronic device, electronic apparatus, and vehicle
SEIKO EPSON CORP0 citations41
US9503656B2Nov 22, 2016
Solid state imaging device and image acquisition method using solid state imaging elements having a PN junction
SEIKO EPSON CORP0 citations41
US10595780B2Mar 24, 2020
Wearable biological information sensing device
SEIKO EPSON CORP0 citations40
APPLE INC
7 patentsUS10520734B1Dec 31, 2019
Optical system
APPLE INC14 citations84
US11540599B1Jan 3, 2023
Watch band with adjustable fit
APPLE INC6 citations73
US11809619B1Nov 7, 2023
Display systems with optical sensing
APPLE INC1 citations62
US11345121B2May 31, 2022
Coloring of metallic materials coated with aluminum
APPLE INC0 citations61
US11148398B2Oct 19, 2021
Multilayer composite including metallic glass and polymer with reduced fatigue
APPLE INC0 citations61
US10901222B2Jan 26, 2021
Optical system
APPLE INC0 citations61
US10501836B2Dec 10, 2019
Methods of making bulk metallic glass from powder and foils
APPLE INC0 citations52