P

Inventor

KOYAMA TAKAHIRO

JP62 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

14 patents
US9461197B2Oct 4, 2016

Light-emitting element wafer, light emitting element, electronic apparatus, and method of producing light-emitting element wafer

SONY CORP5 citations83
US9455373B2Sep 27, 2016

Light emitting element, method of manufacturing the same, and light emitting device

SONY CORP8 citations82
US11378687B2Jul 5, 2022

Distance measurement apparatus and distance measurement method

SONY CORP2 citations73
US10852401B2Dec 1, 2020

Distance measurement apparatus and distance measurement method

SONY CORP3 citations73
US10680406B2Jun 9, 2020

Semiconductor laser, electronic apparatus, and method of driving semiconductor laser

SONY CORP6 citations72
US10587092B2Mar 10, 2020

Semiconductor laser, electronic apparatus, and method of driving semiconductor laser

SONY CORP5 citations72
US7224396B2May 29, 2007

Still image pickup device and pickup method

SONY CORP8 citations69
US12040435B2Jul 16, 2024

Light-emitting device and image display apparatus with reflection film on side surface and layers having different refractive indices

SONY CORP0 citations63
US11594855B2Feb 28, 2023

Semiconductor laser drive circuit, method for driving semiconductor laser drive circuit, distance measuring apparatus, and electronic apparatus

SONY CORP1 citations62
US11125863B2Sep 21, 2021

Correction device, correction method, and distance measuring device

SONY CORP0 citations62
US7327878B2Feb 5, 2008

Image pickup apparatus

SONY CORP3 citations61
US8379131B2Feb 19, 2013

Image capturing apparatus and control method thereof using amplification ratio based on current accumulated exposure time

SONY CORP2 citations59
US11275177B2Mar 15, 2022

Distance measurement apparatus and vehicle

SONY CORP0 citations52
US11086014B2Aug 10, 2021

Ranging device, ranging method, signal processing device, and light projecting device

SONY CORP0 citations52

FUJI ELECTRIC CO LTD

11 patents

KOYAMA TAKAHIRO

4 patents

SUMITOMO LIGHT METAL IND

3 patents

DENSO CORP

2 patents

FUJI XEROX CO LTD

2 patents

SONY SEMICONDUCTOR SOLUTIONS CORP

2 patents

SONY GROUP CORP

2 patents

DAICEL CHEM

2 patents

CANON DENSHI KK

1 patent

DAICEL LTD

1 patent

KITA MITSUAKI

1 patent

TAGUCHI JUN

1 patent

MINAKUTI JUN

1 patent

PANASONIC CORP

1 patent

MASHIKO YOHTA

1 patent

UACJ CORP

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.