Assignee
- Marubun
- Shibaura Machine Co.
- Riken
- Ulvac
- Tokyo Ohka Kogyo Co.
- Nippon Tungsten Co.
- Dai Nippon Printing Co.
- Dowa Holdings Co.
Inventors
- Yukio Kashima (9 patents)
- Eriko Matsuura (8 patents)
- Mitsunori Kokubo (31 patents)
- Takaharu Tashiro (15 patents)
- Hideki Hirayama (69 patents)
- Noritoshi Maeda (3 patents)
- Masafumi JO (5 patents)
- Ryuichiro Kamimura (11 patents)
- Yamato Osada (10 patents)
- Kanji Furuta (1 patents)
- Takeshi Iwai (60 patents)
- Yohei Aoyama (24 patents)
- Yasushi Iwaisako (1 patents)
- Tsugumi Nagano (1 patents)
- Yasuhiro Watanabe (1 patents)