This inventor holds 2 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Rohm Co., Ltd.. Active years: 2001-2004.
Company Filing History:
1 out of 27,375 
1 out of 6,021 
Years Active: 2001-2004
Title: Hiromitsu Abe: Innovator in Semiconductor Technology
Introduction
Hiromitsu Abe is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work has advanced the efficiency and effectiveness of semiconductor devices, particularly in light-emitting applications.
Latest Patents
One of Hiromitsu Abe's latest patents is a method for fabricating a semiconductor device that features a tungsten film-filled via hole. This innovative approach involves depositing a first metal film on the bottom and walls of a recess formed in an insulating film on a semiconductor substrate. A second metal film, made from a polycrystalline tungsten film with a (110) crystal plane orientation, is then filled in the recess on top of the first metal film.
Another notable patent is for a semiconductor light-emitting device and its manufacturing method. This device includes a substrate made from an AlGaAs-base semiconductor material, with a light-emitting layer formed from an AlGaInP-base compound semiconductor material. The design incorporates a window layer and upper and lower electrodes, enhancing the efficiency of light radiation and resulting in a device with higher brightness.
Career Highlights
Hiromitsu Abe has worked with several esteemed companies throughout his career, including Matsushita Electric Industrial Co., Ltd. and Rohm Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.
Collaborations
Hiromitsu Abe has collaborated with notable coworkers such as Takenobu Kishida and Takeshi Harada. Their combined expertise has fostered innovation and development in their respective fields.
Conclusion
Hiromitsu Abe's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in light-emitting devices and semiconductor fabrication methods.