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For the Inventor, By the Inventor

Singapore, Singapore

Randall Cha

USPTO Granted Patents = 8

Average Co-Inventor Count = 5.1

ph-index = 5

Forward Citations = 117(Granted Patents)


Company Filing History:

goldMedal8 out of 962 
 
Chartered Semiconductor Manufacturing Ltd (corporation)
 patents

Years Active: 2002-2004

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8 patents (USPTO):
1. 6828082 - Method to pattern small features by using a re-flowable hard mask (2004-12-07),
2. 6632712 - Method of fabricating variable length vertical transistors (2003-10-14),
3. 6610604 - Method of forming small transistor gates by using self-aligned reverse spacer as a hard mask (2003-08-26),
4. 6544848 - Method to form an asymmetrical non-volatile memory device using small in-situ doped polysilicon spacers (2003-04-08),
5. 6534390 - Salicide method for producing a semiconductor device using silicon/amorphous silicon/metal structure (2003-03-18),
6. 6531386 - Method to fabricate dish-free copper interconnects (2003-03-11),
7. 6429109 - Method to form high k dielectric and silicide to reduce poly depletion by using a sacrificial metal between oxide and gate (2002-08-06),
8. 6387747 - Method to fabricate RF inductors with minimum area (2002-05-14),

Title: Innovations of Randall Cha: A Pioneer in Semiconductor Technology

Introduction

Randall Cha is a notable inventor based in Singapore, recognized for his significant contributions to semiconductor technology. With a total of 8 patents to his name, he has developed innovative methods that enhance the fabrication of electronic devices. His work has had a profound impact on the industry, particularly in the area of vertical CMOS devices.

Latest Patents

One of Randall Cha's latest patents is a method to pattern small features using a re-flowable hard mask. This method involves several steps, including the formation of a dielectric layer and a spacing layer, followed by the creation of a patterned, re-flowable masking layer. The process allows for the precise etching of small features, which are essential in modern electronics. Another significant patent is his method of fabricating variable length vertical transistors. This process enables the creation of vertical CMOS devices with variable channel lengths, enhancing the performance and efficiency of these devices.

Career Highlights

Randall Cha has made remarkable strides in his career at Chartered Semiconductor Manufacturing Ltd. His innovative approaches to semiconductor fabrication have positioned him as a leader in the field. His patents reflect a deep understanding of materials and processes, contributing to advancements in technology.

Collaborations

Throughout his career, Randall has collaborated with talented individuals such as Elgin Kiok Quek and Daniel Yen. These partnerships have fostered an environment of innovation and creativity, leading to groundbreaking developments in semiconductor technology.

Conclusion

Randall Cha's contributions to the field of semiconductor technology through his patents and innovative methods have established him as a key figure in the industry. His work continues to influence the development of advanced electronic devices, showcasing the importance of innovation in technology.

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