This inventor holds 36 USPTO granted patents and 25 published patent applications and 11 EPO patents, primarily in Silicon Ingot Production. Top assignees: Globalwafers Co., Ltd., Memc Electronic Materials, Inc., Gtat IP Holding LLC.. Active years: 1998-2026.
Company Filing History:
23 out of 315 
6 out of 347 
4 out of 5 Years Active: 1998-2026
Areas of Expertise:
Title: Innovations by William L Luter: A Pioneer in Silicon Ingot Technology
Introduction
William L Luter, based in St. Charles, MO, is a distinguished inventor with an impressive portfolio of 28 patents. His innovative work primarily focuses on the field of silicon ingot production and advancements in related technologies.
Latest Patents
Luter's latest patents include an "Ingot puller apparatus that uses a solid-phase dopant." This invention discloses methods for producing a single crystal silicon ingot, where boron is introduced using solid-phase boric acid. Notably, this approach allows for counter-doping of the ingot during the growth process. Additionally, Luter has developed methods for forming a "unitized crucible assembly." This method involves utilizing a porous crucible mold with a channel network, where a slip slurry is incorporated, enabling the creation of a silicon melt for ingot formation. The resulting green body can then be sintered to achieve the desired crucible assembly.
Career Highlights
Throughout his career, Luter has made significant contributions while working with prominent companies in the semiconductor industry, including GlobalWafers Co., Ltd. and MEMC Electronic Materials, Inc. His role in these organizations has allowed him to influence the field of silicon ingot technology substantially.
Collaborations
Luter has collaborated with notable coworkers such as Richard Joseph Phillips and Benjamin Michael Meyer. These partnerships have facilitated innovative advancements in silicon ingot processing and related methodologies.
Conclusion
William L Luter's contributions to the field of silicon ingot technology reflect his commitment to innovation and excellence. His patents not only showcase his technical expertise but also pave the way for future advancements in semiconductor manufacturing. With a growing portfolio and valuable collaborations, Luter continues to be a significant figure in the industry.