HK

Hiromasa Kato

KT Kabushiki Kaisha Toshiba: 28 patents #933 of 21,451Top 5%
TC Toshiba Materials Co.: 27 patents #3 of 197Top 2%
SO Sony: 3 patents #10,744 of 25,231Top 45%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
OS Olympus Medical Systems: 2 patents #325 of 833Top 40%
MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
Overall (All Time): #92,674 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
12396092 Ceramic circuit board and semiconductor device using same Takayuki Naba, Keiichi Yano 2025-08-19
12167534 Method for manufacturing a ceramic copper circuit board Takashi Sano 2024-12-10
12108962 Endoscopic treatment device Yusuke Shiota, Chika Miyajima, Kotaro Yamada, Tomohiro Tsuji 2024-10-08
12096954 Endoscopic surgical tool Yusuke Shiota 2024-09-24
12043447 Packaging container for transporting ceramic substrates Masanori Hoshino, Hideki Sato 2024-07-23
11973003 Ceramic metal circuit board and semiconductor device using the same Takayuki Naba, Keiichi Yano 2024-04-30
11653447 Ceramic copper circuit board and method for manufacturing the same Takashi Sano 2023-05-16
11594467 Ceramic metal circuit board and semiconductor device using the same Takayuki Naba, Keiichi Yano 2023-02-28
11277911 Ceramic copper circuit board and method for manufacturing the same Takashi Sano 2022-03-15
11129282 Method for manufacturing ceramic circuit board Hideaki Hirabayashi, Fumiyuki Kawashima, Akito Sasaki 2021-09-21
11013112 Ceramic copper circuit board and semiconductor device based on the same Takashi Sano 2021-05-18
10952317 Ceramic circuit board and semiconductor module Takayuki Naba, Keiichi Yano 2021-03-16
10872841 Ceramic metal circuit board and semiconductor device using the same Takayuki Naba, Noboru Kitamori 2020-12-22
10818565 Circuit board and semiconductor module Takashi Sano 2020-10-27
10790214 Circuit substrate and semiconductor device Takayuki Naba, Masashi Umehara 2020-09-29
10595403 Ceramic circuit board and semiconductor module Takayuki Naba, Keiichi Yano 2020-03-17
10515868 Circuit substrate and semiconductor device Takayuki Naba, Masashi Umehara 2019-12-24
10366938 Silicon nitride circuit board and electronic component module using the same Noboru Kitamori, Takayuki Naba, Masashi Umehara 2019-07-30
10160690 Silicon nitride circuit board and semiconductor module using the same Noboru Kitamori 2018-12-25
10109555 Silicon nitride circuit board and electronic component module using the same Noboru Kitamori, Takayuki Naba, Masashi Umehara 2018-10-23
9357643 Ceramic/copper circuit board and semiconductor device Keiichi Yano, Kimiya Miyashita, Takayuki Naba 2016-05-31
9277639 Semiconductor circuit board, semiconductor device using the same, and method for manufacturing semiconductor circuit board Masanori Hoshino 2016-03-01
9214617 Electronic component module Takayuki Naba, Noritaka Nakayama 2015-12-15
9101065 Ceramic circuit board and process for producing same 2015-08-04
9095051 Ceramic substrate for mounting a device, ceramic substrate for mounting an LED, LED lamp, headlight and electronic parts Yoshiyuki Fukuda 2015-07-28